Inventor
Masaru Akiyama
Inventor
Kanagawa, JP
Overview
Patents· 24 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Cprimary
F16CShafts28%
Y10TTechnical subjects covered by former us classification9%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form7%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling6%
F16DCouplings for transmitting rotation6%
H04MTelephonic communication6%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use6%
B21HMaking particular metal objects by rolling, e.g. screws, wheels, rings, barrels, balls4%
C22CAlloys4%
F16HGearing4%
PatentTitleYear
8,551,803'Solar battery module manufacturing method'20137,915,518'Solar battery module manufacturing method'20117,632,017'Linear guide'20097,578,620'Linear guide device'20097,476,031'Linear guide device'20097,467,895'Separator and linear guide apparatus'20087,465,094'Linear guide apparatus'20087,334,343'Linear guide apparatus'20087,243,563'Friction applying apparatus and linear guide apparatus having the same'20077,229,211'Linear guide bearing apparatus'20077,204,036'Linear guide apparatus'20077,127,229'Emergency report cellular phone, cellular connection switching method and GPS positioning method'20067,121,723'Linear guide apparatus'20067,090,400'Separator, linear guide using the separator and linear motion apparatus'20067,018,101'Material for rail of linear guide, rail for linear guide, process of manufacturing rail of linear guide, and linear guide'20066,957,488'Material for rail of linear guide, rail for linear guide, process of manufacturing rail of linear guide, and linear guide'20056,848,326'Linear guide apparatus'20056,561,049'Linear guide apparatus'20035,661,780'Cordless telephone having power failure detection circuit'19975,493,605'Cordless telephone system adaptive links between base units and handset units'19965,426,690'Cordless telephone apparatus which restores radio channels after power loss'19955,354,528'Process for producing preform for metal matrix composite'19945,163,303'Double-walled tube type open rack evaporating device'19924,548,774'Method for preparing a SiC whisker-reinforced composite material'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1994Patents assigned to TOKAI CARBON KK (2)· patent assignee history
1995–2006Patents assigned to UNIDEN KK (4)· patent assignee history
1995–2006Based in Chiba, JP· patent location history
2003–2009Patents assigned to NSK LTD (15)· patent assignee history
2003–2007Based in Gunma, JP· patent location history
2005–2009Based in Maebashi, JP· patent location history
2006–2009Based in Kanagawa, JP· patent location history
2011–2013Patents assigned to NAKAJIMA GLASS CO INC (2)· patent assignee history
2011–2013Based in Okayama, JP· patent location history
2013Patents assigned to AKIYAMA MASARU (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NSK LTD | 15 | 2003–2009 |
| UNIDEN KK | 4 | 1995–2006 |
| NAKAJIMA GLASS CO INC | 2 | 2011–2013 |
| TOKAI CARBON KK | 2 | 1985–1994 |
| AKIYAMA MASARUself | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 6 | 2006–2009 |
| Maebashi, JP | 5 | 2005–2009 |
| Chiba, JP | 4 | 1995–2006 |
| Gunma, JP | 3 | 2003–2007 |
| Okayama, JP | 2 | 2011–2013 |