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Inventor

Shunzo Shimai

Inventor
Togane, JP

Overview

12→
Patents
1988–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 12 as inventor

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

C04Bprimary
C04BLime, magnesia24%
Y10TTechnical subjects covered by former us classification14%
B01DSeparation10%
B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general7%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds7%
H10NElectric solid-state devices not otherwise provided for7%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
B02CCrushing, pulverising, or disintegrating in general3%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%
B82YSpecific uses or applications of nanostructures3%
PatentTitleYear
11,097,987Production method of calcium carbonate porous sintered body20217,381,362'Production method for ceramic porous material'20087,175,911'Titanium dioxide fine particles and method for producing the same, and method for producing visible light activatable photocatalyst'20076,861,122'Ceramic member with fine protrusions on surface and method of producing the same'20055,834,108'Multi-layered ceramic porous body'19985,762,841'Ceramic porous body having a continuous particle size distribution'19985,405,529'Ceramic filter and manufacturing method therefor'19955,089,134'Silica glass filter'19924,862,030'Piezo-electric device'19894,824,035'Cage mill'19894,799,601'Translucent alumina ceramic tube and a process for making same'19894,769,570'Piezo-electric device'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2007Patents assigned to TOSHIBA CERAMICS CO (10)· patent assignee history
1988–2021Based in Togane, JP· patent location history
1989Patents assigned to KANSAI JARI KK (1)· patent assignee history
1989Patents assigned to OTSUKA IRON WORKS (1)· patent assignee history
1992–2008Based in Tougane, JP· patent location history
1995–1998Based in Tokyo, JP· patent location history
2005Based in Chiba, JP· patent location history
2008Patents assigned to COVALENT MATERIALS CORP (1)· patent assignee history
2021Patents assigned to SHIRAISHI CENTRAL LABORATORIES CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA CERAMICS CO101988–2007
COVALENT MATERIALS CORP12008
KANSAI JARI KK11989
OTSUKA IRON WORKS11989
SHIRAISHI CENTRAL LABORATORIES CO LTD12021
Locations
LocationPatentsSpan
Togane, JP51988–2021
Tougane, JP31992–2008
Tokyo, JP31995–1998
Chiba, JP12005