KH

Katuhiko Hayashi

Tdk: 6 patents #953 of 3,796Top 30%
Overall (All Time): #886,557 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5982240 Voltage controlled oscillator using a plurality of switchable oscillators 1999-11-09
5926075 Antenna switch 1999-07-20
5841328 Directional coupler 1998-11-24
5650756 High frequency signal dividing and/or combining device 1997-07-22
5382925 Hybrid coupler Hiroshi Ikeda, Akira Aotani 1995-01-17
4689460 Absorber device for microwave leakage Ken Ishino, Yasuo Hashimoto, Nobutaka Misawa 1987-08-25