TO

Tomoyuki Ogawa

HI Hitachi: 15 patents #2,636 of 28,497Top 10%
SC Shionogi & Co.: 14 patents #33 of 1,054Top 4%
HC Hitachi Cable: 12 patents #31 of 1,086Top 3%
KS Kyocera Document Solutions: 8 patents #425 of 1,545Top 30%
MC Murata Manufacturing Co.: 5 patents #1,480 of 5,295Top 30%
KU Kureha: 4 patents #64 of 354Top 20%
SC Suntec Co.: 3 patents #13 of 57Top 25%
TU Tohoku University: 3 patents #210 of 1,680Top 15%
MI Mitsuba: 2 patents #181 of 618Top 30%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
KC Kokusan Denki Co.: 1 patents #62 of 128Top 50%
TK Toda Kogyo: 1 patents #197 of 328Top 65%
NM Ns Materials: 1 patents #15 of 25Top 60%
Overall (All Time): #30,814 of 4,157,543Top 1%
68
Patents All Time

Issued Patents All Time

Showing 51–68 of 68 patents

Patent #TitleCo-InventorsDate
7663550 Distributed phase type circular polarized wave antenna and high-frequency module using the same Ken Takei 2010-02-16
7633444 Distributed phase type circular polarized receiving module and portable radio communication device Ken Takei 2009-12-15
7541979 Small size thin type antenna, multilayered substrate, high frequency module, and radio terminal mounting them Ken Takei, Morihiko Ikegaya 2009-06-02
7486238 Circular polarized wave antenna and method for designing same Ken Takei 2009-02-03
7460068 Distributed phase type circular polarized wave antenna, high-frequency module using the same, and portable radio communication terminal using the same Ken Takei 2008-12-02
7431785 Manufacturing method for monolithic piezoelectric part, and monolithic piezoelectric part Katsuhiro Horikawa 2008-10-07
7394426 Circular polarized antenna, antenna design simulator, and wireless module with the antenna Ken Takei 2008-07-01
7218120 Fault detection circuit for a driver circuit Mikihito Shimoyama, Takayuki Kawakura, Naohiko Shiga, Yuichi Yanagita, Katsuhiro Tanino 2007-05-15
7026318 Compounds exhibiting X-type sPLA2 inhibiting effect Kaoru Seno, Kohji Hanasaki, Minoru Ikeda, Takashi Ono 2006-04-11
6806625 Piezoelectric ceramic composition and piezoelectric element Katsuhiro Horikawa, Toshikatsu Hisaki 2004-10-19
6787545 Pyrrolotriazine derivatives having spla2-inhibitory activities Mitsuaki Ohtani, Masahiro Fuji 2004-09-07
6703385 Tricyclic compounds having sPLA2-inhibitory activities Mitsuaki Ohtani, Masahiro Fuji, Makoto Adachi 2004-03-09
6673781 Tricyclic compounds having sPLA2-inhibitory activities Mitsuaki Ohtani, Masahiro Fuji, Tetsuo Okada, Makoto Adachi 2004-01-06
6579468 Piezoelectric ceramic composition, piezoelectric ceramic element, and method for manufacturing the piezoelectric ceramic composition Masahiko Kimura, Akira Ando 2003-06-17
6280650 Piezoelectric ceramic composition, buzzer and actuator using the same Katsuhiro Horikawa 2001-08-28
6093339 Piezoelectric ceramic composition Masahiko Kimura, Akira Ando 2000-07-25
5786676 Control circuit for a windshield wiper system Iwao Tsurubuchi 1998-07-28
5131367 Method for controlling ignition timing of internal combustion engine and apparatus therefor Narutoshi Aoki, Tetsuya Kondou, Hiroyasu Nitou, Kazuo Watanabe, Yasuo Sasaki 1992-07-21