HM

Hiroshi Matsumoto

NT Nuflare Technology: 58 patents #1 of 298Top 1%
Fujitsu Limited: 39 patents #462 of 24,456Top 2%
SC Sumitomo Chemical: 37 patents #36 of 4,033Top 1%
Canon: 25 patents #2,400 of 19,416Top 15%
HI Hitachi: 24 patents #1,340 of 28,497Top 5%
SC Shionogi & Co.: 16 patents #22 of 1,054Top 3%
Casio Computer Co.: 15 patents #134 of 1,970Top 7%
PA Panasonic: 13 patents #1,866 of 21,108Top 9%
Kyocera: 11 patents #184 of 3,732Top 5%
AC Asmo Co.: 11 patents #26 of 745Top 4%
Ricoh Company: 10 patents #2,244 of 9,818Top 25%
TO Toshiba: 10 patents #39 of 2,688Top 2%
KM Konica Minolta: 10 patents #194 of 1,361Top 15%
Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
FU Fujifilm: 8 patents #1,085 of 4,519Top 25%
TC Taiho Pharmaceutical Co.: 7 patents #29 of 484Top 6%
NE Nec: 7 patents #2,006 of 14,502Top 15%
TI Toyota Industries: 6 patents #157 of 955Top 20%
SL Semiconductor Energy Laboratory: 6 patents #633 of 1,113Top 60%
KM Konica Minolta: 6 patents #610 of 2,718Top 25%
KT Kabushiki Kaisha Toshiba: 6 patents #4,898 of 21,451Top 25%
Yamaha Motor: 5 patents #351 of 2,310Top 20%
Shimano: 5 patents #252 of 759Top 35%
NS Nippon Steel: 5 patents #528 of 4,423Top 15%
HS Hitachi Chubu Software: 5 patents #1 of 34Top 3%
NI Nidec: 4 patents #253 of 976Top 30%
DL Denso Ten Limited: 4 patents #26 of 359Top 8%
TI Toray Industries: 4 patents #687 of 3,690Top 20%
JC Jcr Pharmaceuticals Co.: 3 patents #25 of 149Top 20%
JS Jfe Steel: 3 patents #450 of 1,401Top 35%
NT Ntn: 3 patents #452 of 1,364Top 35%
PJ Primetals Technologies Japan: 3 patents #14 of 100Top 15%
SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
SL Synphar Laboratories: 3 patents #10 of 49Top 25%
SO Sony: 2 patents #12,963 of 25,231Top 55%
DE Denso: 2 patents #4,986 of 11,792Top 45%
KU Kyoto University: 2 patents #286 of 1,688Top 20%
HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
SS Sumitomo Mitsubishi Silicon: 2 patents #32 of 146Top 25%
UI Ube Industries: 2 patents #593 of 1,686Top 40%
CC C.Uyemura & Co.: 2 patents #51 of 180Top 30%
ND Nitto Denko: 2 patents #1,207 of 2,479Top 50%
DI Daikin Industries: 2 patents #1,262 of 2,957Top 45%
TC Taiyo Ink Mfg. Co.: 2 patents #30 of 95Top 35%
KC Kojundo Chemical Laboratory Co.: 2 patents #3 of 12Top 25%
TT The University Of Tokyo: 2 patents #500 of 2,633Top 20%
NC Nitto Electric Industrial Co.: 2 patents #63 of 298Top 25%
JC Jgc Catalysts And Chemicals: 1 patents #74 of 139Top 55%
OM Omron: 1 patents #1,808 of 3,089Top 60%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
JC Japan Chemical Research Co.: 1 patents #7 of 12Top 60%
SC Seikosha Co.: 1 patents #184 of 312Top 60%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
GO Gould: 1 patents #131 of 364Top 40%
SM Smk: 1 patents #144 of 269Top 55%
SC Sodick Co.: 1 patents #79 of 172Top 50%
FC Fujicopian Co.: 1 patents #52 of 97Top 55%
FA Fanuc: 1 patents #1,202 of 1,735Top 70%
CC Catalysts & Chemicals Industries Co.: 1 patents #56 of 128Top 45%
ET Epson Toyocom: 1 patents #38 of 102Top 40%
DJ Doryokuro Kakunenryo Kaihatsu Jigyodan: 1 patents #104 of 393Top 30%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
Toshiba Memory: 1 patents #1,210 of 1,971Top 65%
TK Toshiba Tec Kabushiki Kaisha: 1 patents #1,144 of 1,664Top 70%
TK Toyo Boseki Kabushiki Kaisha: 1 patents #541 of 1,085Top 50%
UC Usui Co.: 1 patents #15 of 34Top 45%
DA Daimler Ag: 1 patents #789 of 2,089Top 40%
Kioxia: 1 patents #1,054 of 1,813Top 60%
KO Konami: 1 patents #203 of 445Top 50%
KG Khs Gmbh: 1 patents #160 of 327Top 50%
KO Konica: 1 patents #1,290 of 1,958Top 70%
KC Kansai Technology Licensing Organization Co.: 1 patents #2 of 26Top 8%
KA Kaneka: 1 patents #886 of 1,525Top 60%
Lsi Logic: 1 patents #1,146 of 1,957Top 60%
MC Morinaga Milk Industry Co.: 1 patents #142 of 303Top 50%
KK Kanegafuchi Kagaku Kogyo: 1 patents #368 of 691Top 55%
KK Kabushikikaisha Kojundokagaku Kenkyusho: 1 patents #7 of 17Top 45%
NC Nippon Densan Co.: 1 patents #27 of 61Top 45%
NK Nippon Kayaku: 1 patents #556 of 1,103Top 55%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
NC Nippon Wiper Blade Co.: 1 patents #6 of 31Top 20%
Johnson & Johnson: 1 patents #4,762 of 7,810Top 65%
NT Ntt Advanced Technology: 1 patents #43 of 188Top 25%
📍 Kiyokawa, JP: #1 of 6 inventorsTop 20%
Overall (All Time): #532 of 4,157,543Top 1%
431
Patents All Time

Issued Patents All Time

Showing 376–400 of 431 patents

Patent #TitleCo-InventorsDate
4591454 Apparatus and method for melting and treating metal wastes Katsuyuki Ohtsuka, Ryukichi Mizuno, Koji Yanagida, Kazuo Kitagawa, Atsuhiro Ochiai +1 more 1986-05-27
4579688 N-(2-fluoro-4-halo-5-substituted phenyl)hydantoins, and their production and use Eiki Nagano, Shunichi Hashimoto, Ryo Yoshida, Katsuzo Kamoshita 1986-04-01
4576743 Plate cleaner for lithographic printing plate Nobuyuki Kita 1986-03-18
4574950 Wafer box Kiyohiko Koe, Jun Yamaguchi, Noboru Kubo, Mamoru Sugimoto, Keiji Fukumura 1986-03-11
4566815 Structure for mounting roller on shaft 1986-01-28
4565569 Diphenyl sulfone compounds, and their production and use Hiroyuki Konishi, Naganori Hino, Ryo Yoshida 1986-01-21
4559519 Display device for a copying machine Yuji Ishikawa, Chosin Nakamine 1985-12-17
4551813 Jam detector Takeshi Sanbayashi 1985-11-05
4545812 Diphenyl sulfone compounds, and their production and use Hiroyuki Konishi, Naganori Hino, Ryo Yoshida 1985-10-08
4540824 Diphenyl sulfide compounds useful as intermediates in the production of diphenyl sulfone compounds Hiroyuki Konishi, Naganori Hino, Ryo Yoshida 1985-09-10
4528918 Method of controlling combustion Yoshio Sato, Nobuo Kurihara, Tadayoshi Saito, Mitsuyo Nishikawa, Toshihiko Higashi 1985-07-16
4522483 Image forming apparatus Junji Watanabe 1985-06-11
4515024 Clutch mechanism of a push-button tuner Takeshi Kataoka, Ryoichi Aoki, Hisashi Matsui 1985-05-07
4512565 Sorter Yoshiaki Nawata 1985-04-23
4508562 Benzylsulfinyl pyridine-N-oxides and their herbicidal method of use Koji Nakayama, Ryo Yoshida 1985-04-02
4502776 Sorting device for use with a document reproduction machine Yoshiaki Nawata, Tsuneo Toda 1985-03-05
4500625 Developer for light-sensitive lithographic printing plate precursor Nobuyuki Kita, Hitoshi Hagiwara 1985-02-19
4487897 Process for radical polymerizing acrylic monomers Naoki Matsuoka, Yutaka Hori, Yoshio Miki, Kenji Sano, Ichiro Ijichi 1984-12-11
4486223 Diphenyl sulfone compounds, and use Hiroyuki Konishi, Naganori Hino, Ryo Yoshida 1984-12-04
4486604 Diphenyl sulfone compounds Hiroyuki Konishi, Naganori Hino, Ryo Yoshida 1984-12-04
4484940 Tetrahydrophthalimides, and their production and use as herbicides Eiki Nagano, Shunichi Hashimoto, Ryo Yoshida, Katsuzo Kamoshita 1984-11-27
4484941 Tetrahydrophthalimides, and their production and use as herbicides Eiki Nagano, Shunichi Hashimoto, Ryo Yoshida, Katsuzo Kamoshita 1984-11-27
4484942 N-Benzylphenylacetamide derivatives, and their production and use as herbicides Osamu Kirino, Shunichi Hashimoto, Hiromichi Oshio 1984-11-27
D276440 Display panel for copying machines Yohzoh Matsuzaka, Shigeki Yasutani, Yuji Ishikawa, Chosin Nakamine 1984-11-20
4483866 Agricultural composition and method utilizing 1-benzylimidazole derivatives Masaru Ogata, Katsuya Tawara, Yoshihachi Watanabe, Toshio Takahashi 1984-11-20