Inventor · disambiguated record
Hisashi Koyama
Also filed as: KOYAMA HISASHI
7 granted patents·2 pending applications·45 citations·filing 1983–2013
82Inventor score
Top patents by PatentIndex Score
9 records- 0173US8375569B2Apparatus for manufacturing a transformer coreHITACHI IND EQUIPMENT SYS·Filed 2009·Granted Feb 19, 2013·7 cites·8 claims
- 0256US5633513ADiamond film field effect transistorKOBE STEEL LTD·Filed 1993·Granted May 27, 1997·17 cites·9 claims
- 0354US10791198B2Information processing system, storage medium having stored therein information processing program, information processing apparatus, and information processing methodNINTENDO CO LTD·Filed 2012·Granted Sep 29, 2020·0 cites·19 claims
- 0441US4632286AClothes hangerKOYAMA HISASHI·Filed 1983·Granted Dec 30, 1986·14 cites·21 claims
- 0541US2013314196A1Wound Core Scot TransformerHITACHI IND EQUIPMENT SYS·Filed 2013·Application pending·0 cites
- 0639US2012311596A1Information processing apparatus, computer-readable storage medium having stored therein information processing program, information processing method, and information processing systemIMAI DAIJI·Filed 2011·Application pending·0 cites
- 0732US5353737AMethod for forming boron-doped semiconducting diamond filmsKOBE STEEL LTD·Filed 1993·Granted Oct 11, 1994·5 cites·2 claims
- 0830US5869390AMethod for forming electrode on diamond for electronic devicesKOBE STEEL LTD·Filed 1997·Granted Feb 9, 1999·1 cites·4 claims
- 0930US5770467AMethod for forming electrode on diamond for electronic devicesKOBE STEEL LTD·Filed 1996·Granted Jun 23, 1998·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →