KN

Kazufumi Naito

IC Ishida Co.: 14 patents #11 of 307Top 4%
IC Ishida Scales Mfg. Co.: 13 patents #1 of 63Top 2%
IS Ishida Koki Seisakusho: 9 patents #5 of 57Top 9%
SC Shinko Denshi Co.: 2 patents #4 of 17Top 25%
Overall (All Time): #86,961 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
4739305 Double integral type A/D converter 1988-04-19
4727947 Span adjustment system and method 1988-03-01
4722406 Electronic weigher with compensated test signal 1988-02-02
4705126 Signal processing circuit and weighing apparatus incorporating same 1987-11-10
4694920 Combination weighing system and method Setsuo Haze, Hideo Nobutugu, Yukio Nakagawa, Seiji Yamada, Shuji Murata 1987-09-22
4677422 Multiple input signal high-speed analog-digital converter circuit 1987-06-30
4626956 Electromagnetic feeder drive control apparatus 1986-12-02
4624331 Weight sensor with vibration error correction 1986-11-25
4623813 Load sensor using a piezoelectric S.A.W. device Mitito Utsunomiya 1986-11-18
4620178 Double integrating-type analog-to-digital converter 1986-10-28
4545445 Span adjusting system of electronic weighing apparatus 1985-10-08
4484146 Differential amplifier containing a low-pass filter 1984-11-20
4475608 Weight detection circuit for a load cell scale 1984-10-09