Inventor

Seiji Sawa

Inventor

Sakai, JP

Overview

9→

Patents

1981–2003

Patent span

Chemistry

Primary field (CPC C)

Patents· 9 as inventor

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

A61Bprimary

A61BDiagnosis36%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds36%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%

C07DHeterocyclic compounds7%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture7%

Y02PClimate change mitigation technologies in the production or processing of goods7%

PatentTitleYear

6,569,989'Process for producing lactide and process for producing polylactic acid from fermented lactic acid employed as starting material'2003 5,880,254'Method for producing polylactic acid and apparatus used therefor'1999 5,866,677'Method and system for producing poly (lactic acid)'1999 5,770,682'Method for producing polylactic acid'1998 5,508,378'Method for producing polylactic acid'1996 4,523,597'Apparatus and method for measuring the intraocular pressure of an eyeball and auxiliary device for using therewith'1985 4,305,398'Eye fundus oximeter'1981 4,266,861'Eye fundus camera'1981 4,253,744'Optical system for light measurement of an eye fund'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1985Patents assigned to MINOLTA CAMERA KK (4)· patent assignee history

1981–1985Based in Sakai, JP· patent location history

1996–1999Patents assigned to SHIMADZU CORP (4)· patent assignee history

1996–1999Based in Kyoto, JP· patent location history

1998–1999Based in Ohtsu, JP· patent location history

1999Patents assigned to KOBE STEEL LTD (1)· patent assignee history

2003Patents assigned to TOYOTA MOTOR CO LTD (1)· patent assignee history

2003Based in Otsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MINOLTA CAMERA KK	4	1981–1985
SHIMADZU CORP	4	1996–1999
KOBE STEEL LTD	1	1999
TOYOTA MOTOR CO LTD	1	2003

Locations

Location	Patents	Span
Sakai, JP	4	1981–1985
Ohtsu, JP	2	1998–1999
Kyoto, JP	2	1996–1999
Otsu, JP	1	2003