Inventor · disambiguated record
Shigetaka Fujiwara
Also filed as: FUJIWARA SHIGETAKA
9 granted patents·139 citations·filing 1986–2000
89Inventor score
Files withHITACHI LTD9
Top patents by PatentIndex Score
9 records- 0178US6286938B1Ink jet recording head and ink jet recording apparatusHITACHI LTD·Filed 2000·Granted Sep 11, 2001·20 cites·6 claims
- 0277US5023464AFixing apparatus and recording apparatusHITACHI LTD·Filed 1990·Granted Jun 11, 1991·27 cites·25 claims
- 0373US4767931AIon beam apparatusHITACHI LTD·Filed 1986·Granted Aug 30, 1988·19 cites·9 claims
- 0467US5860049ADeveloping apparatus and picture image forming apparatusHITACHI LTD·Filed 1997·Granted Jan 12, 1999·19 cites·7 claims
- 0565US4862828AElectrophotographic recording method and apparatus with non-contact developmentHITACHI LTD·Filed 1988·Granted Sep 5, 1989·14 cites·12 claims
- 0663US6328426B1Printer deviceHITACHI LTD·Filed 1999·Granted Dec 11, 2001·21 cites·8 claims
- 0754US5430528AMagnetic brush with bristle height equal to developing gapHITACHI LTD·Filed 1990·Granted Jul 4, 1995·10 cites·79 claims
- 0839US4821052AFlash fusing apparatus for reducing occurrence of spots on recording paperHITACHI LTD·Filed 1987·Granted Apr 11, 1989·4 cites·19 claims
- 0937US6412916B1Ink jet printerHITACHI LTD·Filed 1998·Granted Jul 2, 2002·5 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Shigetaka Fujiwara files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →