Inventor
HIRAKAWA AKIRA
JP13 patents
⚠️ This page may combine multiple inventors who share the name “HIRAKAWA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIDEC CORP
4 patentsHITACHI LTD
4 patentsUS5757409AMay 26, 1998
Exposure method and pattern data preparation system therefor, pattern data preparation method and mask as well as exposure apparatus
HITACHI LTD25 citations92
US5557314ASep 17, 1996
Exposure method and pattern data preparation system therefor, pattern data preparation method and mask as well as exposure apparatus
HITACHI LTD20 citations92
US5371373ADec 6, 1994
Electron beam lithography method and apparatus separating repetitive and non-repetitive pattern data
HITACHI LTD16 citations72
US5206517AApr 27, 1993
Electron beam lithographic method
HITACHI LTD2 citations59
SANYO ELECTRIC CO
4 patentsUS5281495AJan 25, 1994
Alkaline storage cell having a negative electrode comprising a cadmium active material
SANYO ELECTRIC CO15 citations69
US6534215B1Mar 18, 2003
Sintered cadmium negative electrode for alkaline storage battery and method for producing thereof
SANYO ELECTRIC CO5 citations61
US5208122AMay 4, 1993
Enclosed alkaline storage cell
SANYO ELECTRIC CO6 citations60
US6908703B2Jun 21, 2005
Sealed battery having an electrode substrate exposed portion extending from the electrode assembly
SANYO ELECTRIC CO0 citations41