KK

Koji Kawai

SE Seiko Epson: 23 patents #730 of 7,774Top 10%
HK Hamamatsu Photonics K.K.: 16 patents #119 of 1,436Top 9%
TK Toshiba Tec Kabushiki Kaisha: 14 patents #205 of 1,664Top 15%
MC Miyoshi Oil & Fat Co.: 11 patents #1 of 21Top 5%
MC Mitsui Chemicals: 10 patents #160 of 2,279Top 8%
KT Kabushiki Kaisha Toshiba: 10 patents #3,082 of 21,451Top 15%
TC Tokai Optical Co.: 6 patents #2 of 44Top 5%
Ricoh Company: 4 patents #4,167 of 9,818Top 45%
LP Lenovo (Singapore) Pte.: 4 patents #332 of 1,301Top 30%
MC Murata Manufacturing Co.: 4 patents #1,804 of 5,295Top 35%
MK Miyoshi Yushi Kabushiki Kaisha: 3 patents #6 of 28Top 25%
Brother Kogyo: 3 patents #1,626 of 2,767Top 60%
AC Atsumi Electric Co.: 2 patents #1 of 4Top 25%
MM Mitsubishi Mining: 2 patents #467 of 2,247Top 25%
MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #15,960 of 4,157,543Top 1%
95
Patents All Time

Issued Patents All Time

Showing 76–95 of 95 patents

Patent #TitleCo-InventorsDate
6693658 Light beam scanning apparatus Daisuke Ishikawa, Koji Tanimoto, Kenichi Komiya 2004-02-17
6677974 Light beam scanning apparatus with a multi-layer mirror structure Jun Sakakibara, Koji Tanimoto, Kenichi Komiya 2004-01-13
6661444 Light beam scanning apparatus Kenichi Komiya, Koji Tanimoto, Daisuke Ishikawa 2003-12-09
6646668 Image forming apparatus for maintaining a constant beam scanning state Koji Tanimoto, Kenichi Komiya, Jun Sakakibara 2003-11-11
6639620 Light beam scanning apparatus Daisuke Ishikawa, Koji Tanimoto, Kenichi Komiya 2003-10-28
6549265 Image formation apparatus and method of stabilizing the emission level of semiconductor laser source used therein Jun Sakakibara, Koji Tanimoto, Kenichi Komiya, Toshimitsu Ichiyanagi, Naoaki Ide 2003-04-15
6509921 Light beam scanning apparatus with multiple sensors and patterns Kenichi Komiya, Koji Tanimoto, Jun Sakakibara 2003-01-21
6489265 Reversible thermosensitive recording medium, method of producing the medium, information recording devices using the medium, and image formation and erasing method using the medium Yoshihiko Hotta, Kunichika Moroboshi, Masafumi Torii, Kunitoshi Sugiyama, Hideyuki Kobori +4 more 2002-12-03
6462855 Light beam scanning apparatus Kenichi Komiya, Koji Tanimoto, Toshimitsu Ichiyanagi, Jun Sakakibara 2002-10-08
6426767 Image forming apparatus for maintaining a constant beam scanning state Koji Tanimoto, Kenichi Komiya, Jun Sakakibara 2002-07-30
6362130 Reversible thermosensitive recording medium, card, label, disk, disk cartridge, tape cassette, method of producing the recording medium, and method of recording and erasing images using the same Yoshihiko Hotta, Kunichika Morohoshi, Masafumi Torii, Kunitoshi Sugiyama, Hideyuki Kobori +4 more 2002-03-26
6174836 Reversible thermosensitive recording medium, method of producing the medium, information recording devices using the medium, and image formation and erasing method using the medium Yoshihiko Hotta, Kunichika Moroboshi, Masafumi Torii, Kunitoshi Sugiyama, Hideyuki Kobori +4 more 2001-01-16
5359255 Discharge tube having a double-tube type structure Shigeki Ishihara, Naoki Masuda 1994-10-25
5210065 Color-forming recording material Michio Tanaka, Hiroyoshi Tarumoto, Hisaya Miki, Keiki Kishikawa, Masato Kawamura +2 more 1993-05-11
5191260 Gas discharge tube providing improved flow line of electrons Yuji Shimazu 1993-03-02
5159236 Indirectly heated cathode for a gas discharge tube 1992-10-27
5057742 Discharge tube Yuji Shimazu, Koji Takeuchi 1991-10-15
5047689 Gas discharge tube, indirectly heated cathode for use therein and drive circuit therefor Yuji Shimazu 1991-09-10
4738083 Apparatus for supplying articles to a high-speed packing machine Hisashi Murata 1988-04-19
4685272 Sheet separating device in a packaging machine Hisashi Murata, Koichi Okamoto 1987-08-11