P

Inventor

TANIGUCHI HIROKI

JP67 patents
⚠️ This page may combine multiple inventors who share the name “TANIGUCHI HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DAICEL CHEM

16 patents
US5977347ANov 2, 1999

Cellulose acetate propionate

DAICEL CHEM118 citations97
US5758669AJun 2, 1998

Tobacco filters and production process thereof

DAICEL CHEM52 citations94
US7122660B1Oct 17, 2006

Cellulose acetate and dope containing the same

DAICEL CHEM46 citations93
US5947127ASep 7, 1999

Tobacco filters and method of producing the same

DAICEL CHEM70 citations93
US5914397AJun 22, 1999

Cellulose acetate excellent in physical strength, and process for production thereof

DAICEL CHEM29 citations92
US5856468AJan 5, 1999

Cellulose acetate propionate, solution thereof and cellulose acetate propionate film

DAICEL CHEM47 citations92
US6139785AOct 31, 2000

Cellulose ester composition

DAICEL CHEM40 citations91
US5962677AOct 5, 1999

Cellulose acetate with high moldability and process for production thereof

DAICEL CHEM17 citations90
US5706833AJan 13, 1998

Tobacco filters and method of producing the same

DAICEL CHEM22 citations90
US7148344B2Dec 12, 2006

Method for producing cellulose acetate film

DAICEL CHEM21 citations89
US5728462AMar 17, 1998

Cigarette filter material

DAICEL CHEM45 citations87
US5990304ANov 23, 1999

Cellulose acetate excellent in physical strength, and process for production thereof

DAICEL CHEM17 citations83
US5919920AJul 6, 1999

Cellulose acetate with high moldability and process for production thereof

DAICEL CHEM15 citations79
US4487926ADec 11, 1984

Fluorine-containing cellulose derivatives

DAICEL CHEM11 citations74
US6803458B2Oct 12, 2004

Cellulose acetates and process for producing the cellulose acetates

DAICEL CHEM11 citations71
US7942154B2May 17, 2011

Cigarette filter material and cigarette filter

DAICEL CHEM2 citations63

NIPPON TELEGRAPH & TELEPHONE

8 patents

NISSAN MOTOR

6 patents

DAICEL CORP

5 patents

TANIGUCHI HIROKI

4 patents

ASAHI KASEI MEDICAL CO LTD

3 patents

MITSUBISHI MOTORS CORP

1 patent

NISHIMURA HIDETOSHI

1 patent

TOKUNAGA TATSUYA

1 patent

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

YOSHIDA HANAE

1 patent

NTT INC

1 patent

OLYMPUS CORP

1 patent

SCREEN HOLDINGS CO LTD

1 patent

Showing the top 50 of 67 patents by PatentIndex Score.