Inventor · disambiguated record
Tsunemi Ohiwa
Also filed as: OHIWA TSUNEMI
11 granted patents·655 citations·filing 1985–1994
93Inventor score
Files withHITACHI MAXELL11
Top patents by PatentIndex Score
11 records- 0197US4773740AElectrochromic display deviceHITACHI MAXELL·Filed 1987·Granted Sep 27, 1988·230 cites·7 claims
- 0295US4793695AElectrochromic display deviceHITACHI MAXELL·Filed 1987·Granted Dec 27, 1988·169 cites·13 claims
- 0384US4737415AMagnetic recording medium and production thereofHITACHI MAXELL·Filed 1985·Granted Apr 12, 1988·32 cites·12 claims
- 0480US5478381AInk compositionHITACHI MAXELL·Filed 1994·Granted Dec 26, 1995·36 cites·20 claims
- 0579US5210411ADetection mark and method and apparatus for detecting markHITACHI MAXELL·Filed 1991·Granted May 11, 1993·67 cites·8 claims
- 0674US5463212ALatent image forming member and method of manufacturing, latent image reading apparatus and latent image reading systemHITACHI MAXELL·Filed 1993·Granted Oct 31, 1995·52 cites·18 claims
- 0754US5366252AInfrared-absorbing mark printed matterHITACHI MAXELL·Filed 1993·Granted Nov 22, 1994·21 cites·5 claims
- 0848US5569531AInk ribbonHITACHI MAXELL·Filed 1994·Granted Oct 29, 1996·4 cites·7 claims
- 0948US5140252AMethod of charging secondary batteriesHITACHI MAXELL·Filed 1991·Granted Aug 18, 1992·24 cites·12 claims
- 1043US5635307AThin-film electroluminescent elementHITACHI MAXELL·Filed 1993·Granted Jun 3, 1997·10 cites·5 claims
- 1140US4947081ADual insulation oxynitride blocking thin film electroluminescence display deviceHITACHI MAXELL·Filed 1989·Granted Aug 7, 1990·10 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →