Patents/Inventors

Toshimi Kamitani

TokyoJP3 patents

4 Patents

US123252552025
Writing Instrument
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites
US122270242025
Writing Implement
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites
US122077222025
Applicator
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites
US121870682025
Fiber-bundled Part for Writing Instruments, and Pen Tip and Writing Instrument Using the Fiber-bundled Part
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites