Inventor
NAKANO HIROFUMI
JP72 patents
⚠️ This page may combine multiple inventors who share the name “NAKANO HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KYOWA HAKKO KOGYO KK
15 patentsUS5101038AMar 31, 1992
Novel substance dc 113 and production thereof
KYOWA HAKKO KOGYO KK172 citations98
US4923990AMay 8, 1990
Pyrindamycins A and B and duocarmycin A antibiotics derived from certain streptomyces culture
KYOWA HAKKO KOGYO KK169 citations97
US5925641AJul 20, 1999
Farnesyltransferase inhibitor
KYOWA HAKKO KOGYO KK24 citations92
US4935415AJun 19, 1990
UCN-01 and process for production thereof
KYOWA HAKKO KOGYO KK34 citations91
US5728830AMar 17, 1998
Farnesyltransferase inhibitor
KYOWA HAKKO KOGYO KK8 citations73
US5565489AOct 15, 1996
Epoxycyclohexenedione derivatives
KYOWA HAKKO KOGYO KK6 citations73
US5189187AFeb 23, 1993
Diterpene compound and process for producing the same
KYOWA HAKKO KOGYO KK6 citations71
US4999196AMar 12, 1991
Compound DC-107 produced by Streptomyces sp.
KYOWA HAKKO KOGYO KK5 citations62
US4914198AApr 3, 1990
Novel substance UCY1003 and process for preparing the same
KYOWA HAKKO KOGYO KK4 citations62
US4847387AJul 11, 1989
Antibiotic compounds DC-92B and DC-92D
KYOWA HAKKO KOGYO KK4 citations62
US5656736AAug 12, 1997
Compound UCH9
KYOWA HAKKO KOGYO KK2 citations61
US5536850AJul 16, 1996
Substance DC114-A1
KYOWA HAKKO KOGYO KK2 citations60
US5151352ASep 29, 1992
Process for producing diterpene compounds
KYOWA HAKKO KOGYO KK6 citations60
US5106868AApr 21, 1992
Epoxycyclohexenone amides with antibacterial activity
KYOWA HAKKO KOGYO KK3 citations60
US5686606ANov 11, 1997
UCF116 compounds
KYOWA HAKKO KOGYO KK2 citations59
MITSUBISHI ELECTRIC CORP
10 patentsUS5670801ASep 23, 1997
Heterojunction bipolar transistor
MITSUBISHI ELECTRIC CORP34 citations93
US5539227AJul 23, 1996
Multi-layer wiring
MITSUBISHI ELECTRIC CORP42 citations93
US5260169ANov 9, 1993
Method for manufacturing semiconductor device
MITSUBISHI ELECTRIC CORP25 citations93
US6603190B2Aug 5, 2003
Semiconductor device
MITSUBISHI ELECTRIC CORP22 citations92
US5869903AFeb 9, 1999
Sealed semiconductor device including opposed substrates and metal wall
MITSUBISHI ELECTRIC CORP23 citations92
US5726468AMar 10, 1998
Compound semiconductor bipolar transistor
MITSUBISHI ELECTRIC CORP10 citations74
US4902646AFeb 20, 1990
MESFET process employing dummy electrodes and resist reflow
MITSUBISHI ELECTRIC CORP9 citations74
US6335265B1Jan 1, 2002
Method for manufacturing semiconductor device and semiconductor device
MITSUBISHI ELECTRIC CORP7 citations73
US5796132AAug 18, 1998
Semiconductor device
MITSUBISHI ELECTRIC CORP8 citations73
US4871419AOct 3, 1989
Method of forming pattern of a two-layer metal film
MITSUBISHI ELECTRIC CORP6 citations63
CANON KK
7 patentsUS6124892ASep 26, 2000
Panhead device for movably supporting an apparatus
CANON KK133 citations98
US6191819B1Feb 20, 2001
Picture-taking apparatus having viewpoint detecting means
CANON KK33 citations93
US5857121AJan 5, 1999
Camera utilizing detection of visual line
CANON KK31 citations93
US5570156AOct 29, 1996
Camera utilizing detection of visual line
CANON KK20 citations93
US6018630AJan 25, 2000
Camera viewfinder having a viewpoint detecting apparatus
CANON KK18 citations84
US5990954ANov 23, 1999
Electronic imaging apparatus having a functional operation controlled by a viewpoint detector
CANON KK9 citations74
US5745174AApr 28, 1998
Viewpoint detection apparatus with selected correction coefficent generation
CANON KK8 citations74
HITACHI LTD
4 patentsUS7194210B2Mar 20, 2007
Wavelength division multiplexing optical transmission equipment and method of amplifying optical wavelength division multiplexed signals
HITACHI LTD10 citations82
US7116908B2Oct 3, 2006
Optical transmission system for substantially equalizing the output signal level among frequency bands and substantially lowering the signal-to-noise ratio
HITACHI LTD12 citations82
US7536110B2May 19, 2009
Optical transmission system for substantially equalizing the output signal level among frequency bands and substantially lowering the signal-to-noise ratio
HITACHI LTD3 citations61
US7391974B2Jun 24, 2008
Wavelength division multiplexing optical transmission equipment and method of amplifying optical wavelength division multiplexed signals
HITACHI LTD2 citations61
FUJI ELECTROCHEMICAL CO LTD
2 patentsNIPPON STEEL CORP
2 patentsOAKLEY INC
1 patentUNIV NEW YORK STATE RES FOUND
1 patentNISSHIN STEEL CO LTD
1 patentKASAHARA HIRONORI
1 patentENSUIKO SUGAR REFINING
1 patentFDK CORP
1 patentTAKAJI NAKANO
1 patentNEOMAX MAT CO LTD
1 patentJEOL LTD
1 patentSAN EI GEN FFI INC
1 patentShowing the top 50 of 72 patents by PatentIndex Score.