KO

Katsumi Okayama

SO Sony: 18 patents #2,315 of 25,231Top 10%
SC Sumitomo Special Metals Co.: 12 patents #11 of 262Top 5%
UN Unknown: 6 patents #2,010 of 83,584Top 3%
ND Nitto Denko: 3 patents #959 of 2,479Top 40%
TI Toyota Industries: 2 patents #605 of 1,610Top 40%
SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
NC Neomax Co.: 1 patents #41 of 95Top 45%
Overall (All Time): #107,286 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
11255257 Turbocharger Akihito Uemura, Toshiya Kato, Shuichi Fujita 2022-02-22
11231047 Turbocharger Akihito Uemura, Toshiya Kato, Shuichi Fujita 2022-01-25
7959821 Electromagnetism suppressing material, electromagnetism suppressing device, and electronic appliance Yoshihiro Kato, Yoshinori Ito, Kaoru Kobayashi, Masaki Orihashi, Makoto Suzuki +1 more 2011-06-14
7745004 Polymer-coated magnetic particle and magnetic material for absorbing electromagnetic waves Kaoru Kobayashi, Koichiro Inomata, Satoshi Sugimoto, Yoshihiro Kato 2010-06-29
7539510 Communication apparatus and portable telephone Junichi Toyoda, Sakan Iwashita, Yoshiki Kanayama, Hiroki Ito 2009-05-26
7482977 Antenna apparatus Shinichi Kuroda, Tomoya Yamaura, Akira Iga 2009-01-27
7459769 Magnetic shield member, magnetic shield structure, and magnetic memory device Yoshihiro Kato, Yoshinori Ito, Tatsushiro Hirata, Kaoru Kobayashi 2008-12-02
7336556 Magnetic non-volatile memory device Kaoru Kobayashi, Makoto Motoyoshi 2008-02-26
7119419 Detailed description of the presently preferred embodiments Yoshihiro Kato, Kaoru Kobayashi, Tetsuya Yamamoto, Minoru Ikarashi 2006-10-10
7034405 Resin component for encapsulating semiconductor and semiconductor device using it Junichi Toyoda, Kazumasa Igarashi 2006-04-25
7018485 Apparatus for subjecting rare earth alloy to hydrogenation process and method for producing rare earth sintered magnet using the apparatus Akihito Tsujimoto, Shinji Kidowaki, Tadayoshi Muneto 2006-03-28
6992155 Method for producing magnetic particle, magnetic particle and magnetic material Kaoru Kobayashi, Koichiro Inomata, Satoshi Sugimoto, Yoshihiro Kato 2006-01-31
6800804 Epoxy resin composition used for encapsulating semiconductor and semiconductor device using the composition Kazumasa Igarashi, Junichi Toyoda 2004-10-05
6785519 Portable telephone Junichi Toyoda 2004-08-31
6773800 Electromagnetic wave absorbent and method for producing magnetic powder for the same Akihisa Hosoe, Koji Nitta, Shinji Inazawa, Junichi Toyoda 2004-08-10
6743394 Case for use in sintering process to produce rare-earth magnet, and method for producing rare-earth magnet Akiyasu Oota, Tsuyoshi Wada 2004-06-01
6736343 Milling apparatus and milling method Akiyasu Oota, Akihito Tsujimoto 2004-05-18
6696015 Method for producing rare-earth magnet Koki Tokuhara, Akiyasu Oota, Tsuyoshi Wada, Tomoiku Ohtani, Kunitoshi Kanno 2004-02-24
6695985 Electromagnetic wave suppressor sheet Kazumasa Igarashi, Junichi Toyoda 2004-02-24
6677881 Radio wave absorber 2004-01-13
6670546 Radio wave absorber Junichi Toyoda, Yoshihiro Kato, Satoshi Sugimoto, Koichiro Inomata 2003-12-30
6548014 Suspension application apparatus and method for manufacturing rare earth magnet Hiroyuki Kumokita, Tsuyoshi Wada 2003-04-15
6537385 Rare earth magnet and method for manufacturing the same Naoyuki Ishigaki, Shuhei Okumura 2003-03-25
6507318 Antenna apparatus and portable communication apparatus Hiroki Ito 2003-01-14
6503963 Radiowave absorbent and manufacturing method thereof Junichi Toyoda, Sakan Iwashita 2003-01-07