HM

Hirokazu Miyagawa

RT Renesas Technology: 3 patents #990 of 3,337Top 30%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
📍 Tsuchiura, JP: #106 of 519 inventorsTop 25%
Overall (All Time): #753,324 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7450921 Communication semiconductor integrated circuit device for use in a mobile communication device for correcting variations in the oscillation frequency of a transmission oscillator by calibrating a current of the charge pump Satoshi Arayashiki, Hirotaka Oosawa, Noriyuki Kurakami, Akira Okasaka, Yasuyuki Kimura +2 more 2008-11-11
7187911 Calibrated PLL for wide band communication semiconductor integrated polar loop transmitter Satoshi Arayashiki, Hirotaka Oosawa, Noriyuki Kurakami, Akira Okasaka, Yasuyuki Kimura +2 more 2007-03-06
7012470 Communication semiconductor integrated circuit with frequency adjustment/control circuit Jun Suzuki, Yoshiyuki Ezumi 2006-03-14
6731101 Modulation semiconductor integrated circuit device and testing method for oscillation circuit Katsumi Yamamoto, Tatsuji Matsuura, Masaru Kokubo 2004-05-04
6677788 Semiconductor integrated circuit Katsumi Yamamoto, Tatsuji Matsuura, Katsumi Osaki 2004-01-13
5948292 Laser beam machining apparatus, focus positioning device for laser beam machining apparatus, and converged laser beam diameter measuring device Hisao Tanaka, Akaru Usui, Shinji Sato 1999-09-07
4735523 Vibratory compaction working machine Yasuaki Ishikawa, Shiro Murakami, Hiroshi Koma, Yutaka Ikeda, Yoshifumi Itou 1988-04-05