Inventor · disambiguated record
Kayoko Watanabe
Also filed as: WATANABE KAYOKO
7 granted patents·56 citations·filing 1991–1996
82Inventor score
Files withHODOGAYA CHEMICAL CO LTD7
Top patents by PatentIndex Score
7 records- 0177US5413891AElectrostatic image developing tonerHODOGAYA CHEMICAL CO LTD·Filed 1994·Granted May 9, 1995·23 cites·4 claims
- 0262US5413892AElectrostatic image developing tonerHODOGAYA CHEMICAL CO LTD·Filed 1994·Granted May 9, 1995·14 cites·4 claims
- 0358US5232809AToner for electrophotographyHODOGAYA CHEMICAL CO LTD·Filed 1991·Granted Aug 3, 1993·12 cites·11 claims
- 0432US5391454AElectrostatic image developing tonerHODOGAYA CHEMICAL CO LTD·Filed 1994·Granted Feb 21, 1995·3 cites·3 claims
- 0529US5346794AElectrophotographic tonerHODOGAYA CHEMICAL CO LTD·Filed 1993·Granted Sep 13, 1994·2 cites·10 claims
- 0626US5679489AElectrostatic image developing tonerHODOGAYA CHEMICAL CO LTD·Filed 1996·Granted Oct 21, 1997·2 cites·4 claims
- 0726US5378573AElectrophotographic tonerHODOGAYA CHEMICAL CO LTD·Filed 1993·Granted Jan 3, 1995·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →