Hisashi Yahagi — 1 Patent at Graphtec

Hisashi Yahagi has been granted 1 US patent while listed as an inventor at Graphtec. All of these patents were granted in 1989. Hisashi Yahagi ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Hisashi Yahagi in Zama, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4806708	Coordinate determining device and method of determining X-Y coordinate position	—	1989-02-21

Hisashi Yahagi — 1 Patent

Issued Patents All Time

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