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Inventor

Yoshinori Kubota

Inventor
Yamaguchi, JP

Overview

13→
Patents
1992–2011
Patent span
Chemistry
Primary field (CPC C)

Patents· 13 as inventor

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

C03Cprimary
C03CChemical composition of glasses, glazes or vitreous enamels22%
C30BSingle-crystal growth11%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light11%
A01NPreservation of bodies of humans or animals or plants or parts thereof7%
A61JContainers specially adapted for medical or pharmaceutical purposes7%
A61LMethods or apparatus for sterilising materials or objects in general7%
C03BManufacture, shaping, or supplementary processes7%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7%
Y10TTechnical subjects covered by former us classification7%
B42DBooks4%
PatentTitleYear
7,975,913'Discernment card and a discernment card business system using the discernment card'20116,645,893'Glass suitable for optical functional elements and process for producing same'20036,534,207'Process for producing amorphous material containing single crystal or polycrystal and material produced'20036,501,596'1.4-1.52 m-band optical amplifier'20026,261,420'Process for producing amorphous material containing single crystal or polycrystal and material produced'20016,198,870'Optical waveguide and 1.5 .mu.m-band optical amplifier using same'20015,746,991'Composition for growing laser crystals'19985,684,815'Upconversion laser material'19975,338,607'1.3 micrometer-band amplifying optical fiber preform'19945,308,371'Method of forming fluoride glass fiber preform'19945,248,531'Hemolysis depressant and plasticizer'19935,147,435'Method for suppressing crystallization of fluoride glass articles by treatment with inorganic fluoride'19925,079,002'Hemolysis depressant and plasticizer'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2003Patents assigned to CENTRAL GLASS CO LTD (10)· patent assignee history
1992–1993Patents assigned to KAO CORP (2)· patent assignee history
1992–1993Patents assigned to TERUMO CORP (2)· patent assignee history
1992–1998Based in Ube, JP· patent location history
1992–2011Based in Tokyo, JP· patent location history
2001–2003Based in Yamaguchi, JP· patent location history
2011Patents assigned to RYNNE GROUP LLC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CENTRAL GLASS CO LTD101992–2003
KAO CORP21992–1993
TERUMO CORP21992–1993
RYNNE GROUP LLC12011
Locations
LocationPatentsSpan
Yamaguchi, JP52001–2003
Ube, JP51992–1998
Tokyo, JP31992–2011