LexDanaLexDanabeta
Inventor

Eiji Yasui

Inventor
Yokohama, JP

Overview

4→
Patents
1985–2005
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G03Gprimary
G03GElectrography29%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry14%
C07CAcyclic or carbocyclic compounds14%
C10GCracking hydrocarbon oils14%
Y02PClimate change mitigation technologies in the production or processing of goods14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
6,952,550'Toner supply roll'20056,504,073'Catalyst for converting aromatic hydrocarbon compound and method of converting aromatic hydrocrabon compound'20036,132,828'Plastics endless belt for electrophotography'20004,537,872'Process for preparing a hydrocarbon reforming catalyst'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to NIPPON OIL CO LTD (1)· patent assignee history
1985–2003Based in Yokohama, JP· patent location history
2000–2005Patents assigned to TOKAI RUBBER IND LTD (2)· patent assignee history
2000Based in Aichi, JP· patent location history
2003Patents assigned to NIPPON MITSUBISHI OIL CORP (1)· patent assignee history
2005Based in Nakashima-gun, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOKAI RUBBER IND LTD22000–2005
NIPPON MITSUBISHI OIL CORP12003
NIPPON OIL CO LTD11985
Locations
LocationPatentsSpan
Yokohama, JP21985–2003
Nakashima-gun, JP12005
Aichi, JP12000