HM

Hitoshi Masuda

NE Nec: 6 patents #2,374 of 14,502Top 20%
DC Dowa Mining Co.: 3 patents #57 of 324Top 20%
TK Tanaka Kikinzoku Kogyo K.K.: 1 patents #216 of 436Top 50%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
UN Unitika: 1 patents #257 of 620Top 45%
Overall (All Time): #355,756 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7013060 Optical cross-connect device Teruya Sugiyama, Mitsuteru Inoue, Dong-Hak Shin 2006-03-14
6947626 Optical cross-connect device Teruya Sugiyama, Mitsuteru Inoue, Shin Dong-Hak 2005-09-20
6475450 Method of leaching zinc concentrate Kaoru Saruta, Norihito Ishimori 2002-11-05
5867370 Plastic shield enclosure and method of producing the same 1999-02-02
5568529 Signal disconnection monitor apparatus and signal period detection apparatus therefor 1996-10-22
D353808 Portable radio phone Tetsuya Taniguchi, Minoru Hotsumi, Kozo Maemura 1994-12-27
5335274 Extendable telephone Masataka Suzuki, Masataka Ohno, Kazuyoshi Kobayashi, Hiromitsu Nakamura 1994-08-02
5252305 Process of recovering platinum group metal Nobuyasu Ezawa, Hiroshi Inoue, Shoei Takada 1993-10-12
5196066 Facing material spray apparatus Motoo Kusuda, Hirokazu Ueda 1993-03-23
4919624 Connection terminal structure of electronic equipment 1990-04-24
4827516 Method of analyzing input speech and speech analysis apparatus therefor Yusuke Tsukahara, Mikio Yamaguchi, Masao Tanabe 1989-05-02
4614586 Semipermeable polymeric film membrane Koichi Takada, Yoshiro Nakata 1986-09-30
D281974 Mobile radio transceiver Masataka Suzuki 1985-12-31
4517096 Method of selective separation and concentration of gallium and/or indium from solutions containing low levels of them and high levels of other metal ions Kunio Sekine, Kodo Ishibashi, Masahide Hirai, Shozo Tomoshige, Kozo Kondo 1985-05-14