Inventor · disambiguated record
Hiroshi Ichigaya
Also filed as: ICHIGAYA HIROSHI
30 granted patents·5 pending applications·304 citations·filing 1976–2022
96Inventor score
Top patents by PatentIndex Score
35 records- 0189US11219251B2Clothing body for air-conditioned clothing and air-conditioned clothingSFT LABORATORY CO LTD·Filed 2017·Granted Jan 11, 2022·6 cites·8 claims
- 0289US10264830B2Air conditioning clothingSFT LABORATORY CO LTD·Filed 2014·Granted Apr 23, 2019·12 cites·4 claims
- 0381US10731665B2Sheet having fan-mounting partSFT LABORATORY CO LTD·Filed 2014·Granted Aug 4, 2020·4 cites·6 claims
- 0478US10760591B2Air blowing deviceSFT LABORATORY CO LTD·Filed 2014·Granted Sep 1, 2020·4 cites·16 claims
- 0578US7120938B2Cooling clothsSEFT DEV LAB CO LTD·Filed 2001·Granted Oct 17, 2006·31 cites·50 claims
- 0674US10306934B2Air-conditioned clothing for use with helmetSFT LABORATORY CO LTD·Filed 2014·Granted Jun 4, 2019·2 cites·7 claims
- 0771US5077600ASelf-inspecting convergence measuring apparatusSONY CORP·Filed 1990·Granted Dec 31, 1991·32 cites·9 claims
- 0870US12108814B2Garment body of fan-equipped garment and fan-equipped garmentSFT LABORATORY CO LTD·Filed 2020·Granted Oct 8, 2024·1 cites·2 claims
- 0970US7272946B2Cooling clothesSEFT DEV LAB CO LTD·Filed 2002·Granted Sep 25, 2007·23 cites·18 claims
- 1067US11572895B2Sheet having fan-mounting partSFT LABORATORY CO LTD·Filed 2020·Granted Feb 7, 2023·0 cites·9 claims
- 1165US12365577B2SpacerSFT LABORATORY CO LTD·Filed 2021·Granted Jul 22, 2025·0 cites·8 claims
- 1264US12285060B2Garment body for fan-equipped garment, and fan-equipped garmentSFT LABORATORY CO LTD·Filed 2021·Granted Apr 29, 2025·0 cites·14 claims
- 1363US12302958B2Body of air-conditioning garment and air- conditioning garmentSFT LABORATORY CO LTD·Filed 2019·Granted May 20, 2025·0 cites·7 claims
- 1461US8129013B2Human-body aimed spacer, human-body aimed airflow passage, and general-purpose spacerICHIGAYA HIROSHI·Filed 2007·Granted Mar 6, 2012·7 cites·17 claims
- 1561US4416180AWave synthesizing apparatusSONY CORP·Filed 1982·Granted Nov 22, 1983·9 cites·27 claims
- 1660US6786273B2Cooling seat cushionFiled 2002·Granted Sep 7, 2004·18 cites·2 claims
- 1760US6779592B1Cooling futonSEFT DEV LAB CO·Filed 1999·Granted Aug 24, 2004·40 cites·4 claims
- 1860US4989072AApparatus for testing and adjusting color cathode ray tube equipmentSONY CORP·Filed 1990·Granted Jan 29, 1991·19 cites·16 claims
- 1959US10076192B2Air-circulating matSFT LABORATORY CO LTD·Filed 2014·Granted Sep 18, 2018·2 cites·9 claims
- 2058US10205199B2Portable rechargeable power supply deviceSFT LABORATORY CO LTD·Filed 2013·Granted Feb 12, 2019·1 cites·16 claims
- 2158US2021195973A1Garment and air-conditioned garmentSFT LABORATORY CO LTD·Filed 2020·Application pending·0 cites
- 2257US12290119B2Opening section adjustment mechanism, garment body of fan-equipped garment, and fan-equipped garmentSFT LABORATORY CO LTD·Filed 2020·Granted May 6, 2025·0 cites·6 claims
- 2357US10806205B2Ventilating device in helmetSFT LABORATORY CO LTD·Filed 2014·Granted Oct 20, 2020·0 cites·10 claims
- 2456US2023157382A1Garment body of fan-equipped garment and fan-equipped garmentSFT LABORATORY CO LTD·Filed 2022·Application pending·0 cites
- 2555US11805825B2Fan device, fan-equipped garment, and recording mediumSFT LABORATORY CO LTD·Filed 2022·Granted Nov 7, 2023·0 cites·10 claims
- 2652US4798992AColor cathode-ray tube with electron beam selection mask support structureSONY CORP·Filed 1987·Granted Jan 17, 1989·9 cites·7 claims
- 2750US2007050878A1Cooling SuitSEFT DEV LAB CO LTD·Filed 2004·Application pending·0 cites
- 2849US6516624B1Cooling pillowSEFT DEV LAB CO LTD·Filed 1998·Granted Feb 11, 2003·47 cites·3 claims
- 2949US2006112826A1Wind passage for dehumidifying apparatusSEFT DEV LAB CO LTD·Filed 2003·Application pending·0 cites
- 3048US2007271939A1Air-Conditioning GarmentSEFT DEV LAB CO LTD·Filed 2003·Application pending·0 cites
- 3144US6619382B1Spacer for cooling devicesSEFT DEV LAB CO LTD·Filed 1999·Granted Sep 16, 2003·16 cites·5 claims
- 3243US6222181B1Position measuring instrument measuring relative turning angle of light sources for receiving devicesSEFT DEV LAB CO LTD·Filed 1996·Granted Apr 24, 2001·9 cites·2 claims
- 3342US4896081AAuto convergence circuitSONY CORP·Filed 1988·Granted Jan 23, 1990·8 cites·10 claims
- 3438US11571028B2Electric component mounting unit for air-conditioned garment, and air-conditioned garmentSFT LABORATORY CO LTD·Filed 2017·Granted Feb 7, 2023·0 cites·10 claims
- 3536US4127049ASignal generating system utilizing a cathode ray tubeSONY CORP·Filed 1976·Granted Nov 28, 1978·4 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Hiroshi Ichigaya files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →