Kanji Ohba

NC Nippon Pillar Packing Co.: 1 patents #1 of 2Top 50%

Overall (1982): #49,770 of 81,411Top 65%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4335888	Mechanical seal	Shigenari Itoi	1982-06-22