Inventor · disambiguated record
Katsuyuki Ohshima
Also filed as: OHSHIMA KATSUYUKI
9 granted patents·338 citations·filing 1988–1999
90Inventor score
Top patents by PatentIndex Score
9 records- 0178US5410642AID card issuing systemDAINIPPON PRINTING CO LTD·Filed 1994·Granted Apr 25, 1995·196 cites·40 claims
- 0277US5599765ACard and process for producing the sameDAINIPPON PRINTING CO LTD·Filed 1993·Granted Feb 4, 1997·46 cites·4 claims
- 0366US6162160ACard and process for producing the sameDAINIPPON PRINTING CO LTD·Filed 1999·Granted Dec 19, 2000·25 cites·3 claims
- 0466US5994263ACard and process for producing the sameDAINIPPON PRINTING CO LTD·Filed 1996·Granted Nov 30, 1999·25 cites·18 claims
- 0552US5815190AImage forming method, image forming apparatus and image forming memberDAINIPPON PRINTING CO LTD·Filed 1996·Granted Sep 29, 1998·13 cites·9 claims
- 0651US5066384AProcess for refining coal-derived heavy carbonaceous materialsSUMITOMO METAL IND·Filed 1988·Granted Nov 19, 1991·9 cites·14 claims
- 0748US6228805B1Thermal transfer printing sheet and process of double-side transfer printingDAINIPPON PRINTING CO LTD·Filed 1999·Granted May 8, 2001·15 cites·10 claims
- 0844US5318941AImage forming method, image forming apparatus and image forming memberDAINIPPON PRINTING CO LTD·Filed 1991·Granted Jun 7, 1994·7 cites·5 claims
- 0943US5550099AImage forming method, image forming apparatus and image forming memberDAINIPPON PRINTING CO LTD·Filed 1994·Granted Aug 27, 1996·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →