Inventor · disambiguated record
Seiji Kawasumi
Also filed as: KAWASUMI SEIJI
5 granted patents·38 citations·filing 1992–2004
78Inventor score
Top patents by PatentIndex Score
5 records- 0160US7352152B2Portable electronic appliance with a battery having a wireless tag containing battery informationFUJIFILM CORP·Filed 2004·Granted Apr 1, 2008·17 cites·14 claims
- 0246US5328573AMethod for electrochemically roughening a surface of a metal plateFUJI PHOTO FILM CO LTD·Filed 1992·Granted Jul 12, 1994·6 cites·5 claims
- 0345US5358610AMethod for electrolytic treatmentFUJI PHOTO FILM CO LTD·Filed 1993·Granted Oct 25, 1994·6 cites·4 claims
- 0433US5463952APlanographic printing plate with electrolytically roughened design pattern on a back surface thereofFUJI PHOTO FILM CO LTD·Filed 1994·Granted Nov 7, 1995·5 cites·5 claims
- 0531US5221442AMethod and apparatus for electrolytic treatmentFUJI PHOTO FILM CO LTD·Filed 1992·Granted Jun 22, 1993·4 cites·25 claims
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