Inventor · disambiguated record
Hisashi Sugiyama
Also filed as: SUGIYAMA HISASHI
10 granted patents·3 pending applications·215 citations·filing 1986–2021
90Inventor score
Top patents by PatentIndex Score
13 records- 0192US4745169AAlkali-soluble siloxane polymer, silmethylene polymer, and polyorganosilsesquioxane polymerHITACHI LTD·Filed 1986·Granted May 17, 1988·75 cites·7 claims
- 0275US4779016ALevel conversion circuitTOSHIBA KK·Filed 1987·Granted Oct 18, 1988·24 cites·2 claims
- 0371US5480048AMultilayer wiring board fabricating methodHITACHI LTD·Filed 1993·Granted Jan 2, 1996·49 cites·55 claims
- 0469US5158855Aα-diazoacetoacetates and photosensitive resin compositions containing the sameHITACHI LTD·Filed 1988·Granted Oct 27, 1992·22 cites·12 claims
- 0567US5264319APhotosensitive resin composition having high resistance to oxygen plasma, containing alkali-soluble organosilicon polymer and photosensitive dissolution inhibitorHITACHI LTD·Filed 1992·Granted Nov 23, 1993·15 cites·12 claims
- 0662US4918450AAnalog/digital converter circuitTOSHIBA KK·Filed 1989·Granted Apr 17, 1990·17 cites·14 claims
- 0760US12015134B2Battery unit having cell stack, bus bars, cooler, waterproof plate, and heat transfer memberTOYOTA MOTOR CO LTD·Filed 2021·Granted Jun 18, 2024·0 cites·6 claims
- 0840US2012225448A1Substrate with Photo-Controllable Cell Adhesion Property, Method for Analyzing and Fractionating Cells, and Device for Analysis and Fractionation of CellsSUGIYAMA HISASHI·Filed 2010·Application pending·0 cites
- 0939US2014011960A1Cell-adhesive photocontrollable base materialKONNO TOMOHIRO·Filed 2012·Application pending·0 cites
- 1034US2014099695A1Cell-adhering light-controllable substrateFURUTA TOSHIAKI·Filed 2012·Application pending·0 cites
- 1133US5539223AWiring structure of source line used in semicustom integrated circuitTOSHIBA KK·Filed 1993·Granted Jul 23, 1996·9 cites·5 claims
- 1229US5034630ALogic circuit for use in D/A converter having ECL-type gate structureTOSHIBA KK·Filed 1990·Granted Jul 23, 1991·2 cites·12 claims
- 1329US4798980ABooth's conversion circuitTOSHIBA KK·Filed 1987·Granted Jan 17, 1989·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →