Inventor
Tomiji Hosotsubo
Inventor
Kamisu, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
D01Fprimary
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons44%
C04BLime, magnesia11%
C10CWorking-up pitch, asphalt, bitumen, tar11%
H01GCapacitors11%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%
Y02TClimate change mitigation technologies related to transportation11%
PatentTitleYear
6,118,650'Mesophase pitch-based activated carbon fibers and electric double layer capacitor using the same'20005,888,928'Process for producing activated carbon fiber molding and activated carbon fiber molding'19995,643,547'Process for producing carbon fibers'19975,605,618'Process for preparing nitrogen-containing isotropic pitch and nitrogen-containing isotropic pitch'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2000Patents assigned to PETOCA LTD (4)· patent assignee history
1997–2000Based in Kamisu, JP· patent location history
1997Based in Kashima, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PETOCA LTD | 4 | 1997–2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kamisu, JP | 3 | 1997–2000 |
| Kashima, JP | 1 | 1997 |