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Inventor

Tetsuro Ogawa

Inventor
Tokyo, JP

Overview

35→
Patents
1988–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 35 as inventor

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

B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry17%
A61KPreparations for medical, dental or toiletry purposes14%
A61LMethods or apparatus for sterilising materials or objects in general12%
A61QSpecific use of cosmetics or similar toiletry preparations7%
B01DSeparation7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
A61FFilters implantable into blood vessels6%
C01BNon-metallic elements6%
C04BLime, magnesia6%
Y10TTechnical subjects covered by former us classification4%
PatentTitleYear
10,857,077Sunscreen compositions comprising uniform, rigid, spherical, nanoporous calcium phosphate particles and methods of making and using the same202010,758,478Active agent loaded uniform, rigid, spherical, nanoporous calcium phosphate particles and methods of making and using the same202010,123,950Sunscreen compositions comprising uniform, rigid, spherical, nanoporous calcium phosphate particles and methods of making and using the same201810,028,903Active agent loaded uniform, rigid, spherical, nanoporous calcium phosphate particles and methods of making and using the same20189,642,784'Sunscreen compositions comprising uniform, rigid, spherical, nanoporous calcium phosphate particles and methods of making and using the same'20179,095,510'Sunscreen compositions comprising uniform, rigid, spherical, nanoporous calcium phosphate particles and methods of making and using the same'20158,535,723'Active agent loaded uniform, rigid, spherical, nanoporous calcium phosphate particles and methods of making and using the same'20137,332,452'CaO-SiO2-based bioactive glass and sintered calcium phosphate using same'20087,214,635'CaO-MgO-SiO2-based bioactive glass and sintered calcium phosphate glass using same'20076,306,297'Packing material for liquid chromatography and process for producing the same'20015,897,953'Granular polymer composite and production process thereof as well as diagnostic agent'19995,851,670'In vivo-soluble composite particles comprising calcium phosphate'19985,827,669'Sheets, kits and methods for detecting antigens or antibodies'19985,736,099'Test plates for agglutination test and production process thereof'19985,651,882'Packing material for liquid chromatography and process for producing the same'19975,651,884'Packing material for liquid chromatography'19975,567,231'Deodorants, deodorant sheets, filter sheets and functional papers as well as filtering mediums for exhaust gas'1996RE035340'Packing material for liquid chromatography'19965,545,240'Deodorants and gas filters therefor'19965,540,995'Granular polymer composite and production process thereof as well as diagnostic agent'19965,441,635'Packing material for liquid chromatography'19955,310,548'Deodorants, deodorant sheets, filter sheets and functional papers as well as filtering mediums for exhaust gas'19945,240,659'Process for producing shaped article of oriented calcium phosphate type compound'19935,217,699'Calcium-phosphate type hydroxyapatite'19935,158,756'Porous particles of calcium phosphate compound and production process thereof'19925,134,009'Shaped article of oriented calcium phosphate type compounds, sinter thereof and processes for producing same'19925,089,195'Method for producing calcium phosphate-based material'19925,082,566'Calcium-phosphate type hydroxyapatite for chromatographic separation and process for producing same'19925,064,436'Bone prosthetic material'19915,039,408'Packing material for liquid chromatography'19915,030,611'Porous ceramics material'19915,017,518'Process for producing calcium phosphate ceramics having porous surface'19914,957,674'Method for producing calcium phosphate-based material'19904,952,323'B2 microglobulin adsorbent'19904,781,904'Calcium-phosphate type hydroxyapatite for chromatographic separation and process for producing same'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2001Patents assigned to ASAHI OPTICAL CO LTD (24)· patent assignee history
1988–1993Patents assigned to TOA NENRYO KOGYO KK (3)· patent assignee history
1988–2020Based in Tokyo, JP· patent location history
1998Patents assigned to NAKAYAMA MIKIO (2)· patent assignee history
2013–2015Patents assigned to LAB SKIN CARE INC (2)· patent assignee history
2013Based in Menlo Park, CA, US· patent location history
2015Based in Tahoe City, CA, US· patent location history
2017–2020Patents assigned to LABORATORY SKIN CARE INC (5)· patent assignee history
2017Based in Toyko, JP· patent location history
2018–2020Based in Mitaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ASAHI OPTICAL CO LTD241988–2001
LABORATORY SKIN CARE INC52017–2020
TOA NENRYO KOGYO KK31988–1993
LAB SKIN CARE INC22013–2015
NAKAYAMA MIKIO21998
Locations
LocationPatentsSpan
Tokyo, JP301988–2020
Mitaka, JP22018–2020
Toyko, JP12017
Tahoe City, California, US12015
Menlo Park, California, US12013