Inventor

MIYAGAWA HIROKAZU

JP8 patents

⚠️ This page may combine multiple inventors who share the name “MIYAGAWA HIROKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RENESAS TECH CORP

3 patents

US7012470B2Mar 14, 2006

Communication semiconductor integrated circuit with frequency adjustment/control circuit

RENESAS TECH CORP23 citations89

US7187911B2Mar 6, 2007

Calibrated PLL for wide band communication semiconductor integrated polar loop transmitter

RENESAS TECH CORP7 citations72

US7450921B2Nov 11, 2008

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

RENESAS TECH CORP3 citations61

MITSUBISHI ELECTRIC CORP

1 patent

US5948292ASep 7, 1999

Laser beam machining apparatus, focus positioning device for laser beam machining apparatus, and converged laser beam diameter measuring device

MITSUBISHI ELECTRIC CORP42 citations92

RENASAS TECHNOLOGY CORP

1 patent

US6731101B2May 4, 2004

Modulation semiconductor integrated circuit device and testing method for oscillation circuit

RENASAS TECHNOLOGY CORP19 citations82

HITACHI LTD

1 patent

US6677788B2Jan 13, 2004

Semiconductor integrated circuit

HITACHI LTD15 citations82

HITACHI CONSTRUCTION MACHINERY

1 patent

US4735523AApr 5, 1988

Vibratory compaction working machine

HITACHI CONSTRUCTION MACHINERY15 citations68

HIRAYAMA TOMOYUKI

1 patent

US10041154B2Aug 7, 2018

Aluminum alloy sheet and method for manufacturing same

HIRAYAMA TOMOYUKI2 citations66