Pilot Man-Nen-Hitsu Kabushiki Kaisha
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Sep 05, 1989 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 732 Total Citation Count
- Oct 12, 1977 Earliest Filing
- 47 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
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Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4863526 Fine crystalline thin wire of cobalt base alloy and process for producing the sameExpiredJul 10, 87Sep 05, 89[C22F]
4597829 Stencil, stencil material kit and stencil duplicator kit containing the sameExpiredMar 07, 85Jul 01, 86[C03C, B29C, B44C]
4596903 Pickup device for picking up vibration transmitted through bonesExpiredApr 27, 84Jun 24, 86[H04R]
4563397 Process for producing a magnetic recording material and article producedExpiredSep 11, 84Jan 07, 86[C25D, G11B]
4560298 Opening and closing device for retractable nib fountain penExpiredNov 12, 82Dec 24, 85[B43K]
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