AT

Akio Takahama

NK Nippon Kogaku K.K.: 5 patents #67 of 382Top 20%
Overall (All Time): #1,064,322 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4644659 Transit 1987-02-24
4595294 Position detecting device Hiroshi Ohki, Kenji Fujii, Hidehiro Ogawa 1986-06-17
4346447 Divisional reading device for sine signals 1982-08-24
4280057 A surveying instrument having means for transmitting signals between an alidade and a fixed member Tatsuro Hatano 1981-07-21
4241995 Apparatus for measuring amount of displacement 1980-12-30