YI

Yasuo Imai

SS Sumitomo Wiring Systems: 12 patents #309 of 2,615Top 15%
HC Hitachi Ulsi Systems Co.: 10 patents #49 of 867Top 6%
Sharp Kabushiki Kaisha: 6 patents #2,623 of 10,731Top 25%
RE Renesas Electronics: 4 patents #1,016 of 4,529Top 25%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
RT Renesas Technology: 3 patents #990 of 3,337Top 30%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
OC Omi Kogyo Co.: 2 patents #4 of 8Top 50%
SC Sekisui Plastics Co.: 1 patents #60 of 144Top 45%
NC Nippon Zeon Co.: 1 patents #307 of 609Top 55%
HL Henkel Limited: 1 patents #428 of 861Top 50%
HK Henkel Ag & Co. Kgaa: 1 patents #1,145 of 2,331Top 50%
📍 Shimabara, JP: #38 of 395 inventorsTop 10%
Overall (All Time): #88,379 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 26–37 of 37 patents

Patent #TitleCo-InventorsDate
6330871 Cylinder head-integrated cylinder block and process for manufacturing the same Yasunobu Jufuku, Makoto Ueno, Akihiko Hirooka, Tatsumi Furukubo 2001-12-18
6307231 Method of fabricating semiconductor device Sumito Numazawa, Yoshito Nakazawa, Masayoshi Kobayashi, Satoshi Kudo, Sakae Kubo +4 more 2001-10-23
6168996 Method of fabricating semiconductor device Sumito Numazawa, Yoshito Nakazawa, Masayoshi Kobayashi, Satoshi Kudo, Sakae Kubo +4 more 2001-01-02
6094550 Developing apparatus Eiichi Kido, Shigeyuki Wakada, Toshihide Ohgoshi, Yoshinori Ohtsuka, Hiroshige Araki +2 more 2000-07-25
5988956 Hole cutter Shohei Omi 1999-11-23
D394450 Developing unit for printer and facsimile Keiji Katoh, Hiroshige Araki 1998-05-19
5640651 Developing device Keiji Katoh, Hiroshige Araki, Shigeyuki Wakada, Eiichi Kido, Toshihiro Ota +1 more 1997-06-17
5618486 Process for manufacturing a heat-resistant molded foam product Toru Yoshimi, Toshinobu Kogi 1997-04-08
5545771 Process for preparation of gem-difluoroalkanes Toshiro Yamada, Yasuhiro Mitsuda 1996-08-13
5243389 Toner hopper having stirring and feeding rollers Naoyuki Yamane, Keiji Kato, Katsuzo Uchida, Miki Demoto, Hisashi Kunihiro +4 more 1993-09-07
5239805 Method of packing a developer cartridge Katsuzo Uchida, Keiji Kato, Yukinori Andou, Naoyuki Yamane 1993-08-31
5235130 Developer cartridge Miki Demoto, Katsuzo Uchida, Keiji Kato, Naoyuki Yamane, Hisashi Kunihiro 1993-08-10