Inventor · disambiguated record
Katsutoshi Tozawa
Also filed as: TOZAWA KATSUTOSHI · UETAKE SHIGERU
5 granted patents·127 citations·filing 1977–2003
82Inventor score
Top patents by PatentIndex Score
5 records- 0192US4137188AMagnetic toner for electrophotographyUETAKE SHIGERU·Filed 1978·Granted Jan 30, 1979·78 cites·6 claims
- 0263USRE39330ESpeaker system and a method for improving sound quality thereofTOZAWA KATSUTOSHI·Filed 2003·Granted Oct 10, 2006·12 cites·9 claims
- 0355US4164476ADeveloper for latent electrostatic image and process for preparation thereofKONISHIROKU PHOTO IND·Filed 1978·Granted Aug 14, 1979·8 cites·6 claims
- 0450US4230787AMagnetic toner for developing latent electrostatic images and a process for the preparation thereofKONISHIROKU PHOTO IND·Filed 1977·Granted Oct 28, 1980·11 cites·8 claims
- 0545US6320971B1Speaker system and a method for improving sound quality thereofFiled 1997·Granted Nov 20, 2001·18 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →