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Inventor

Hiroshi Nanaumi

Inventor
Koriyama, JP

Overview

2→
Patents
2000–2003
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G03Gprimary
G03GElectrography67%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments33%
PatentTitleYear
6,627,368'Organic metal complex compound and electrostatic image developing toner using the same'20036,120,958'Electrostatic image developing toner'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2003Patents assigned to HODOGAYA CHEMICAL CO LTD (2)· patent assignee history
2000Based in Kooriyama, JP· patent location history
2003Based in Koriyama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HODOGAYA CHEMICAL CO LTD22000–2003
Locations
LocationPatentsSpan
Koriyama, JP12003
Kooriyama, JP12000