YY

Yasushi Yamaguchi

Ricoh Company: 8 patents #2,692 of 9,818Top 30%
IC Ishida Co.: 7 patents #31 of 307Top 15%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
TC Taiho Kogyo Co.: 2 patents #102 of 332Top 35%
KL Kenwood Limited: 2 patents #71 of 319Top 25%
UI University Of Illinois: 1 patents #1,166 of 3,009Top 40%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
Overall (All Time): #124,764 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
5632565 Removable cap with fluid passage 1997-05-27
5498654 Sliding bearing material Keiichi Shimasaki, Hiroshi Ito, Hiroaki Hayakawa 1996-03-12
5202183 Alkali-resistant synthetic fiber Yoshihiko Hosako, Yoshifumi Furutani, Takashi Tabuchi 1993-04-13
5179574 Spread PN code signal receiver Shintaro Watanabe, Shigeyuki Nakayama, Hirotaka Namioka, Hisashi Terada 1993-01-12
5090023 Spread spectrum communication system Shintaro Watanabe, Shigeyuki Nakayama, Hirotaka Namioka, Hisashi Terada 1992-02-18