TS

Takuro Sekiya

Ricoh Company: 67 patents #96 of 9,818Top 1%
Overall (All Time): #31,244 of 4,157,543Top 1%
68
Patents All Time

Issued Patents All Time

Showing 26–50 of 68 patents

Patent #TitleCo-InventorsDate
7372800 Optical recording medium and optical recording process using the same Michiaki Shinotsuka 2008-05-13
7360873 Color inkjet recording apparatus and copier with increased reliability 2008-04-22
7355335 Electron-emitting device and image display apparatus using the same 2008-04-08
7347518 Ink jet recording head configured for ejecting small ink droplets to form high quality images Kyuhachiro Iwasaki 2008-03-25
7341322 Liquid jet head, method and apparatus and receiving medium, configured for small ejected liquid droplets Kyuhachiro Iwasaki 2008-03-11
7245647 Surface-emission laser diode operable in the wavelength band of 1.1-1.7mum and optical telecommunication system using such a laser diode Naoto Jikutani, Shunichi Sato, Takashi Takahashi, Akihiro Itoh, Akira Sakurai +9 more 2007-07-17
7213909 Color inkjet recording apparatus and copier with increased reliability 2007-05-08
7201464 Ink-jet recording apparatus and copying machine 2007-04-10
7178912 Liquid jet apparatus using a fine particle dispersion liquid composition 2007-02-20
7150521 Liquid jet recording apparatus, liquid jet head, and recording liquid 2006-12-19
7108365 Ink-jet recording device and copier 2006-09-19
7084559 Electron-emitting device manufacturing apparatus, solution including metal micro-particles, electron-emitting device, and image displaying apparatus 2006-08-01
7063415 Liquid jet apparatus using a fine particle dispersion liquid composition 2006-06-20
7012878 Optical recording medium and optical recording process using the same Michiaki Shinotsuka 2006-03-14
6991309 Ink jet recording method and head Kyuhachiro Iwasaki 2006-01-31
6992433 Electron-emitting device and image display apparatus using the same 2006-01-31
6975663 Surface-emission laser diode operable in the wavelength band of 1.1-7μm and optical telecommunication system using such a laser diode Akira Sakurai, Masayoshi Katoh, Teruyuki Furuta, Kazuya Miyagaki, Ken Kanai +9 more 2005-12-13
6918666 Fabrication of functional device mounting board making use of inkjet technique 2005-07-19
6871940 Liquid jet recording apparatus using a fine particle dispersion recording composition 2005-03-29
6789866 Liquid jet recording apparatus, head and method Kyuhachiro Iwasaki 2004-09-14
6764174 Ink-jet recording device and copier 2004-07-20
6598959 Liquid jet recording apparatus using a fine particle dispersion recording composition 2003-07-29
6568778 Liquid jet recording apparatus and method Kyuhachiro Iwasaki 2003-05-27
6554401 Liquid jet recording apparatus using a fine particle dispersion recording composition 2003-04-29
6338545 Liquid jet recording apparatus using a fine particle dispersion recording composition 2002-01-15