KY

Kouichi Yamada

Sumitomo Electric Industries: 20 patents #1,058 of 21,551Top 5%
SC Sanyo Electric Co.: 20 patents #167 of 6,347Top 3%
ON onsemi: 9 patents #171 of 1,901Top 9%
Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
NE Nec: 5 patents #2,830 of 14,502Top 20%
KE Keihin: 4 patents #56 of 596Top 10%
FI Fuji Heavy Industries: 2 patents #4 of 86Top 5%
TK Toshiba Tec Kabushiki Kaisha: 2 patents #886 of 1,664Top 55%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
SC Sanyo Semiconductor Co.: 1 patents #143 of 323Top 45%
TL Teijin Limited: 1 patents #850 of 1,631Top 55%
DE Denso: 1 patents #6,940 of 11,792Top 60%
Canon: 1 patents #14,899 of 19,416Top 80%
GL Gunze Limited: 1 patents #132 of 349Top 40%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
MK Mitsubishi Denki K.K.: 1 patents #164 of 577Top 30%
MC Mizusawa Industrial Chemicals: 1 patents #47 of 90Top 55%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
ND Ntt Docomo: 1 patents #1,030 of 1,706Top 65%
OT On Semiconductoc Trading: 1 patents #23 of 91Top 30%
Overall (All Time): #23,336 of 4,157,543Top 1%
79
Patents All Time

Issued Patents All Time

Showing 76–79 of 79 patents

Patent #TitleCo-InventorsDate
4712090 Data control circuits 1987-12-08
4338640 Speed control system for a multiple speed tape recording and reproducing apparatus Toshiomi Yabu, Tatsuo Wada, Masaru Hashirano 1982-07-06
4225889 Magnetic recording and reproducing apparatus having means for recording a cue-signal Toshiomi Yabu, Tatsuo Wada, Tadashi Yoshino 1980-09-30
4211964 Speed control circuit Toshiomi Yabu, Tatsuo Wada, Tadashi Yoshino 1980-07-08