Inventor · disambiguated record
Yasuyuki Hanatani
Also filed as: HANATANI YASUYUKI
18 granted patents·134 citations·filing 1989–1997
94Inventor score
Files withMITA INDUSTRIAL CO LTD18
Top patents by PatentIndex Score
18 records- 0181US5246808AHydrazone compound and photosensitive material using said compoundMITA INDUSTRIAL CO LTD·Filed 1992·Granted Sep 21, 1993·19 cites·2 claims
- 0261US5213926APhenylenediamine derivative and photosensitive material using said derivativeMITA INDUSTRIAL CO LTD·Filed 1992·Granted May 25, 1993·13 cites·10 claims
- 0358US5063126AElectrophotographic photosensitive materialMITA INDUSTRIAL CO LTD·Filed 1989·Granted Nov 5, 1991·10 cites·16 claims
- 0457US5521044AElectrophotosensitive materialMITA INDUSTRIAL CO LTD·Filed 1993·Granted May 28, 1996·10 cites·5 claims
- 0557US5258251AHydrazone compound and photosensitive material using said compoundMITA INDUSTRIAL CO LTD·Filed 1992·Granted Nov 2, 1993·4 cites·9 claims
- 0654US5272031ABenzidine derivative and photosensitive material using said derivativeMITA INDUSTRIAL CO LTD·Filed 1992·Granted Dec 21, 1993·10 cites·12 claims
- 0754US4925759AElectrophotographic sensitive material with pyrrolopyrrole and benzidine derivativesMITA INDUSTRIAL CO LTD·Filed 1989·Granted May 15, 1990·9 cites·12 claims
- 0853US5773613ATryptoanthrinimine derivative and electrophotosensitive material using the sameMITA INDUSTRIAL CO LTD·Filed 1995·Granted Jun 30, 1998·11 cites·7 claims
- 0951US5851712AElectrophotosensitive materialMITA INDUSTRIAL CO LTD·Filed 1995·Granted Dec 22, 1998·9 cites·9 claims
- 1050US5830615ANaphthylenediamine derivative and electrophotosensitive material using the sameMITA INDUSTRIAL CO LTD·Filed 1997·Granted Nov 3, 1998·8 cites·12 claims
- 1149US5499486AProcess for packing electrophotographic photoreceptorMITA INDUSTRIAL CO LTD·Filed 1994·Granted Mar 19, 1996·8 cites·5 claims
- 1249US5004662AElectrophotographic photosensitive material containing m-phenylenediamine compoundMITA INDUSTRIAL CO LTD·Filed 1989·Granted Apr 2, 1991·9 cites·7 claims
- 1346US5336576AElectrophotographic photosensitive member having a photosensitive layer comprising the azo compoundMITA INDUSTRIAL CO LTD·Filed 1992·Granted Aug 9, 1994·3 cites·21 claims
- 1442US5843606APhenanthrylenediamine derivativeMITA INDUSTRIAL CO LTD·Filed 1997·Granted Dec 1, 1998·2 cites·12 claims
- 1541US5256508AHydrazone compound and photosensitive material using said compoundMITA INDUSTRIAL CO LTD·Filed 1992·Granted Oct 26, 1993·5 cites·9 claims
- 1635US5274084ABisazo compounds which contain a diphenoquinone tetraazo component and an electrophotographic photosensitive member having a photosensitive layer comprising the bisazo compoundMITA INDUSTRIAL CO LTD·Filed 1992·Granted Dec 28, 1993·1 cites·17 claims
- 1735US5135834AElectrophotographic polyvinyl acetal layer containing element and process of producingMITA INDUSTRIAL CO LTD·Filed 1990·Granted Aug 4, 1992·3 cites·9 claims
- 1829US5288576AElectrophotographic member having an azo compound with diphenoquinoneMITA INDUSTRIAL CO LTD·Filed 1992·Granted Feb 22, 1994·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →