Inventor
KAWAKUBO TAKAMASA
JP16 patents
⚠️ This page may combine multiple inventors who share the name “KAWAKUBO TAKAMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI PENCIL CO
12 patentsUS4412675ANov 1, 1983
Carbon spring and process for preparing the same
MITSUBISHI PENCIL CO61 citations96
US5391433AFeb 21, 1995
Carbon material for electrodes and process for preparing it
MITSUBISHI PENCIL CO35 citations92
US4894215AJan 16, 1990
Process for producing porous materials of carbon
MITSUBISHI PENCIL CO37 citations92
US6139989AOct 31, 2000
Cathode formed of graphite/carbon composite for lithium ion secondary battery
MITSUBISHI PENCIL CO36 citations91
US4374225AFeb 15, 1983
Method of fabricating an eraser
MITSUBISHI PENCIL CO23 citations76
US4950443AAug 21, 1990
Process for producing carbon product with coarse and dense structure
MITSUBISHI PENCIL CO11 citations74
US4916292AApr 10, 1990
Coiled resistance heating element of carbonaceous material
MITSUBISHI PENCIL CO8 citations74
US4882103ANov 21, 1989
Process for producing carbon product having coarse and dense structure
MITSUBISHI PENCIL CO12 citations74
US4863649ASep 5, 1989
Process for producing carbon heat generator
MITSUBISHI PENCIL CO9 citations73
US5171492ADec 15, 1992
Process for producing carbonaceous implant material
MITSUBISHI PENCIL CO10 citations66
US5096519AMar 17, 1992
Process for preparation of carbon fiber composite reinforced carbonaceous material
MITSUBISHI PENCIL CO15 citations66
US4882102ANov 21, 1989
Process for producing hard carbonaceous sheets
MITSUBISHI PENCIL CO5 citations63
AGENCY IND SCIENCE TECHN
4 patentsUS5380422AJan 10, 1995
Micro-electrode and method for preparing it
AGENCY IND SCIENCE TECHN486 citations99
US5376251ADec 27, 1994
Carbon micro-sensor electrode and method for preparing it
AGENCY IND SCIENCE TECHN369 citations99
US5281319AJan 25, 1994
Carbon micro-sensor electrode and method for preparing it
AGENCY IND SCIENCE TECHN428 citations99
US5218757AJun 15, 1993
Tapered carbon microelectrode and process for production thereof
AGENCY IND SCIENCE TECHN27 citations91