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Inventor

Shigeo Katsumura

Inventor
Hyogo, JP

Overview

4→
Patents
2001–2011
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.

C07Dprimary
C07DHeterocyclic compounds43%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium29%
C11BProducing, e.g. by pressing raw materials or by extraction from waste materials, refining or preserving fats, fatty substances, e.g. lanolin, fatty oils or waxes14%
Y02PClimate change mitigation technologies in the production or processing of goods14%
PatentTitleYear
7,897,790'Thiophene compound and process for producing caffenofuran or analogue thereof from the same'20117,232,914'Sphingomyelin analogues and a process for preparation thereof'20077,084,285'Photoaffinity-labeled sphingomyelin analogs and processes thereof'20066,268,515'Process for producing 3-hydroxy-.gamma.-butyrolactone derivatives'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2007Patents assigned to DAISO CO LTD (3)· patent assignee history
2001Based in Takarazuka, JP· patent location history
2006–2007Based in Hyogo, JP· patent location history
2011Patents assigned to SAN EI GEN FFI INC (1)· patent assignee history
2011Based in Sanda, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAISO CO LTD32001–2007
SAN EI GEN FFI INC12011
Locations
LocationPatentsSpan
Hyogo, JP22006–2007
Sanda, JP12011
Takarazuka, JP12001