Ohto Kabushiki Kaisha

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A45D HAIRDRESSING OR SHAVING EQUIPMENT; MANICURING OR OTHER COSMETIC TREATMENT 135
 
  
 
B43K IMPLEMENTS FOR WRITING OR DRAWING 124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D434442 Writing instrumentDec 21, 99Nov 28, 00[1906]
5427464 Cap with air passage for a writing instrumentMar 08, 94Jun 27, 95[B43K]
5247951 Extrusion applicator for cosmetic liquidSep 01, 92Sep 28, 93[A45D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5980765 Method of manufacturing composite ceramics balls for ball-point pensExpiredSep 30, 97Nov 09, 99[B43K, C04B]
5720563 Cosmetic applicatorExpiredMar 25, 96Feb 24, 98[A46B, A45D]
5086545 One-action paper clipExpiredDec 27, 90Feb 11, 92[A44B]

Top Inventors for This Owner

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