JN

Jun Nakagawa

Ricoh Company: 10 patents #2,244 of 9,818Top 25%
Fujitsu Limited: 8 patents #3,989 of 24,456Top 20%
KO Konica: 5 patents #528 of 1,958Top 30%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
KM Konica Minolta: 3 patents #626 of 1,361Top 50%
HY Hydro-Quebec: 2 patents #114 of 463Top 25%
SE Sei: 1 patents #9 of 24Top 40%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Tdk: 1 patents #2,493 of 3,796Top 70%
DL Denka Company Limited: 1 patents #223 of 434Top 55%
IBM: 1 patents #44,794 of 70,183Top 65%
KC Konami Digital Entertainment Co.: 1 patents #313 of 611Top 55%
NA Namco: 1 patents #89 of 269Top 35%
NG Namco Bandai Games: 1 patents #56 of 178Top 35%
NE Nec Home Electronics: 1 patents #33 of 106Top 35%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #75,285 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
7126725 Image reading apparatus and image forming apparatus equipped therewith Ryuji Okutomi, Hiroyuki Futami, Tadayuki Ueda, Eiji Nishikawa 2006-10-24
7015908 Image generation system and information storage medium Kazuya Takahashi, Hideki Nakamura, Masato KANNO 2006-03-21
6452690 Image forming method and image forming apparatus using the method 2002-09-17
5931420 Deployable truss structure Mitsuteru Yamato, Hiroaki Tsunoda, Kenichi Hariu 1999-08-03
5822040 Image testing method Koichi Sugahara, Tsutomu Kimura, Junji Sugano, Ryoichi Hayashi 1998-10-13
5733458 Material interface changing method Koichi Kitazawa, Hiroharu Sugawara, Noriyuki Hirota, Takuro Homma, Satoshi Maruyama +1 more 1998-03-31
5619696 Program cache apparatus which associates the physical address of a physical page with both the logical address in a program cache space and the logical address in a process space 1997-04-08
5576852 Synchronization signal generating unit of an image forming apparatus Kouichi Sawada, Yoshiyuki Ichihara 1996-11-19
5198853 Document size detection apparatus Yoshiyuki Ichihara, Hiroyuki Futami, Toshihiro Motoi, Noboru Koizumi, Kouichi Sawada 1993-03-30
5112679 Magnetic disk Toshio Kawamata, Kunihiko Sano 1992-05-12
5061564 Magnetic recording medium comprising a polar group containing resin or compound and a methyl iso ester lubricant prepared from a methyl iso acid or methyl iso alcohol or both Takao Ohya, Satoru Hayakawa, Yasuo Nishikawa, Tsutomu Okita, Hiroshi Hashimoto 1991-10-29
5057373 Magnetic recording medium Fumihiro Tokunaga, Tsutomu Okita, Toshio Kawamata 1991-10-15
5049448 Magnetic recording medium containing an ester lubricant branched from the number 2 carbon position of the acid residue Takao Ohya, Yasuo Nishikawa, Fusao Yamanaka, Toshio Kawamata, Tsutomu Okita +2 more 1991-09-17
5014484 Module for expandable truss structure and expandable truss structure employing said module Kazuo Tanizawa 1991-05-14
4999578 Function inspecting system Mitsuo Ohashi, Kuniyoshi Takahashi 1991-03-12
4970121 Magnetic recording medium Fumihiro Tokunaga, Tsutomu Okita, Toshio Kawamata, Kazuo Hasumi 1990-11-13