What’s new

August 2026

• patent · 29 Mar 1988 · added 2 months ago

  Dry etching patterning of electrical and optical materials

  Machine transcription of the US4734152A patent scan, 12 pages.

• patent · 29 Dec 1987 · added 2 months ago

  High frequency plasma generation apparatus

  Machine transcription of the US4716491A patent scan, 7 pages.

• patent · 5 May 1987 · added 2 months ago

  Neutral particle surface alteration

  Machine transcription of the US4662977A patent scan, 5 pages.

• patent · 7 Aug 1984 · added 2 months ago

  Plasma reactor apparatus and method

  Machine transcription of the US4464223A patent scan, 9 pages.

• patent · 22 May 1984 · added 2 months ago

  Ion shower apparatus

  Machine transcription of the US4450031A patent scan, 24 pages.

• patent · 11 Jan 1983 · added 2 months ago

  Apparatus for the etching for semiconductor devices

  Machine transcription of the US4368092A patent scan, 5 pages.

• patent · 25 Aug 1998 · added 2 months ago

  Sun tracker system for a solar assembly

• patent · 1 Dec 2011 · added 2 months ago

  Mounting rack for a photovoltaic module and tracking device for a photovoltaic installation

• patent · 27 Jun 2011 · added 2 months ago

  Two-shaft rotary hydraulically-moving base for the placing of photovotaic collectors

• patent · 5 May 2011 · added 2 months ago

  Photovoltaic solar collection and tracking system

• patent · 11 Mar 2010 · added 2 months ago

  Cooling arrangement for conveyors and other applications

• patent · 30 Sep 1993 · added 2 months ago

  Sun tracker system for a solar assembly

• patent · 27 Sep 1983 · added 2 months ago

  Heat exchange assembly for swimming pool

  Machine transcription of the US4406278A patent scan, 7 pages.

• patent · 16 Aug 1983 · added 2 months ago

  Solar heating wall

  Machine transcription of the US4398529A patent scan, 5 pages.

• patent · 19 May 2011 · added 2 months ago

  Photovoltaic solar collection and tracking system

• patent · 12 Nov 2013 · added 2 months ago

  Cooling arrangement for conveyors and other applications

• patent · 10 Aug 2004 · added 2 months ago

  Heat storage device

• patent · 22 Aug 2002 · added 2 months ago

  Heat storage device

• patent · 4 Feb 1997 · added 2 months ago

  Sun tracker system for a solar assembly

• patent · 16 Apr 2013 · added 2 months ago

  Two-axis tracker for solar panels and the like

• patent · 15 Nov 2012 · added 2 months ago

  Heat storage device

• patent · 22 Jul 2012 · added 2 months ago

  SUPPORTING BASE FOR FIXED STRUCTURES, OR SOLAR TRACKING FACILITIES, SUPPORTING PHOTOVOLTAIC OR SOLAR THERMAL PANELS

• patent · 3 Nov 1987 · added 2 months ago

  Solar apparatus

  Machine transcription of the US4703749A patent scan, 9 pages.

• patent · 14 Apr 1981 · added 2 months ago

  Multi-transport modular solar energy system

  Machine transcription of the US4261329A patent scan, 17 pages.

• patent · 17 Nov 1981 · added 2 months ago

  Solar panel mount

  Machine transcription of the US4300537A patent scan, 4 pages.

• patent · 19 Sep 1978 · added 2 months ago

  Thermal storage and heat transfer system and method

  A thermal storage and heat transfer system for use with a solar energy heat collector comprising a tank having a plurality of temperature zones therein each zone having, preferably...

• patent · 10 Dec 1974 · added 2 months ago

  Solar heat absorber

  A solar heater having a helix of tubing contained within a transparent box, the box being contained within a second transparent box, forming an air gap between the two boxes on all...

• patent · 22 Aug 1978 · added 2 months ago

  Heat storage water tank

  A heat storage tank suitable for solar house heating systems. The tank includes a rigidly supported bottom panel covered with a layer of stones of substantially uniform size which...

• patent · 11 Jan 1977 · added 2 months ago

  Support structure for solar energy converter

  A plurality of solar energy conversion units, each with a reflecting mirror, are disposed on top of a stem or reed-like tower composed of a bundle of major supply tubes each termin...

• patent · 11 Aug 2014 · added 2 months ago

  Process for the sulfurization in aqueous solution of ferrous alloy parts