Inventor · disambiguated record
Tokio Isogai
Also filed as: ISOGAI TOKIO · NATE KAZUO · TAGUCHI NORIYUKI
22 granted patents·833 citations·filing 1977–1984
97Inventor score
Top patents by PatentIndex Score
22 records- 0197US4457161AGas detection device and method for detecting gasHITACHI LTD·Filed 1981·Granted Jul 3, 1984·147 cites·21 claims
- 0294US4208005AMethod for mounting parts on circuit boardsHITACHI LTD·Filed 1979·Granted Jun 17, 1980·97 cites·11 claims
- 0390US4638443AGas detecting apparatusHITACHI LTD·Filed 1984·Granted Jan 20, 1987·79 cites·7 claims
- 0490US4145369AFlame-retardant epoxy resin compositionsHITACHI LTD·Filed 1977·Granted Mar 20, 1979·37 cites·22 claims
- 0589US4513132AHeat-resistant silicone block polymerHITACHI LTD·Filed 1983·Granted Apr 23, 1985·43 cites·7 claims
- 0687US4220547ADielectric paste for thick film capacitorHITACHI LTD·Filed 1978·Granted Sep 2, 1980·32 cites·1 claims
- 0784US4486232AElectrode material for semi-conductor devicesHITACHI LTD·Filed 1983·Granted Dec 4, 1984·47 cites·3 claims
- 0884US4321319APhotosensitive compositions containing polyamides acid with photosensitive groupsHITACHI LTD·Filed 1980·Granted Mar 23, 1982·34 cites·7 claims
- 0982US4643913AProcess for producing solar cellsHITACHI LTD·Filed 1984·Granted Feb 17, 1987·48 cites·26 claims
- 1081US4347166AThermistor compositionHITACHI LTD·Filed 1979·Granted Aug 31, 1982·22 cites·8 claims
- 1180US4586143AGas detecting apparatusHITACHI LTD·Filed 1983·Granted Apr 29, 1986·36 cites·9 claims
- 1280US4451551ARadiation-sensitive poly(amic acid) polymer compositionHITACHI LTD·Filed 1981·Granted May 29, 1984·43 cites·21 claims
- 1377US4303443AElectroless copper plating solutionHITACHI LTD·Filed 1980·Granted Dec 1, 1981·29 cites·11 claims
- 1474US4324629AProcess for regenerating chemical copper plating solutionHITACHI LTD·Filed 1980·Granted Apr 13, 1982·26 cites·6 claims
- 1574US4303554AComposition and process for producing transparent conductive filmHITACHI LTD·Filed 1980·Granted Dec 1, 1981·28 cites·27 claims
- 1670US4565767ALight-sensitive polymer composition with poly(amic acid), bisazide, and tertiary amine compoundHITACHI LTD·Filed 1984·Granted Jan 21, 1986·24 cites·11 claims
- 1770US4369208AProcess for producing transparent electroconductive filmHITACHI LTD·Filed 1980·Granted Jan 18, 1983·25 cites·5 claims
- 1854US4347304AProcess for forming metallic imageHITACHI LTD·Filed 1981·Granted Aug 31, 1982·14 cites·8 claims
- 1950US4308571ALow temperature-sinterable dielectric composition and thick film capacitor using the sameHITACHI LTD·Filed 1980·Granted Dec 29, 1981·7 cites·5 claims
- 2040US4386387ALow temperature sintering porcelain compositionHITACHI CHEMICAL CO LTD·Filed 1981·Granted May 31, 1983·4 cites·7 claims
- 2140US4310563AMethod for automatically controlling composition of chemical copper plating solutionHITACHI LTD·Filed 1980·Granted Jan 12, 1982·6 cites·8 claims
- 2239US4419506ARadiation sensitive polymer materialsHITACHI LTD·Filed 1982·Granted Dec 6, 1983·5 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Tokio Isogai 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 →