Inventor · disambiguated record
Keiji Kitagawa
Also filed as: KITAGAWA KEIJI
5 granted patents·55 citations·filing 1991–1999
82Inventor score
Top patents by PatentIndex Score
5 records- 0158US5337402AGraphic data processing apparatus using displayed graphics for application program selectionKEIJI KITAGAWA·Filed 1991·Granted Aug 9, 1994·17 cites·3 claims
- 0253US6819342B2Graphic data processing apparatus using displayed graphics for application program selectionKITAGAWA KEIJI·Filed 1999·Granted Nov 16, 2004·22 cites·15 claims
- 0339US5651120AGraphic data processing apparatus using displayed graphics for application program selectionKITAGAWA KEIJI·Filed 1995·Granted Jul 22, 1997·7 cites·4 claims
- 0437US5502800AGraphic data processing apparatus using displayed graphics for application program selectionKITAGAWA KEIJI·Filed 1994·Granted Mar 26, 1996·5 cites·14 claims
- 0532US6768501B2Graphic data processing apparatus using displayed graphics for program selectionKEIJI KITAGAWA·Filed 1997·Granted Jul 27, 2004·4 cites·10 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →