YN

Yukihiro Nagai

FC Fujian Jinhua Integrated Circuit Co.: 23 patents #14 of 196Top 8%
UM United Microelectronics: 22 patents #238 of 4,560Top 6%
Mitsubishi Electric: 10 patents #2,886 of 25,717Top 15%
PT Powerchip Technology: 7 patents #2 of 138Top 2%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
RE Rexchip Electronics: 4 patents #2 of 33Top 7%
RT Renesas Technology: 3 patents #990 of 3,337Top 30%
Overall (All Time): #48,189 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 26–50 of 53 patents

Patent #TitleCo-InventorsDate
10083968 Semiconductor structure, semiconductor structure for memory device and method for forming the same 2018-09-25
10049765 Dynamic random access memory having e-fuses used as capacitors coupled to latches 2018-08-14
9922982 Electric fuse structure 2018-03-20
9899402 Flash memory having a U-shaped charge storage layer Te-Chang Tseng, Riichiro Shirota, Hiroshi Watanabe 2018-02-20
9576963 Manufacturing method of vertical channel transistor array 2017-02-21
9536890 Semiconductor transistor and flash memory, and manufacturing method thereof 2017-01-03
9484349 Static random access memory 2016-11-01
8956961 Semiconductor device and method for making the same Kazuaki Takesako, Wen Kuei Hsu, Yoshinori Tanaka, Chih-Wei Hsiung, Hirotake Fujita +10 more 2015-02-17
8846485 Method for fabricating bottom electrode of capacitors of DRAM Heiji Kobayashi 2014-09-30
8786014 Vertical channel transistor array and manufacturing method thereof 2014-07-22
8680600 Vertical transistor structure and method of manufacturing same 2014-03-25
8618591 Semiconductor device comprising pillar array and contact array 2013-12-31
8536008 Manufacturing method of vertical channel transistor array Heiji Kobayashi 2013-09-17
8461056 Self-aligned wet etching process Wei-Che Chang, Chun-Hua Huang, Chung-Yung Ai, Wei-Chih Liu, Hsuan-Yu Fang +10 more 2013-06-11
8390062 Vertical channel transistor array and manufacturing method thereof Heiji Kobayashi 2013-03-05
6787878 Semiconductor device having a potential fuse, and method of manufacturing the same Tomoharu Mametani, Yoji Nakata, Shigenori Kido, Takeshi Kishida, Akinori Kinugasa +2 more 2004-09-07
6744143 Semiconductor device having test mark Jiro Matsufusa, Tomoharu Mametani, Takeshi Kishida, Yoji Nakata, Hiroaki Nishimura +2 more 2004-06-01
6673671 Semiconductor device, and method of manufacturing the same Hiroaki Nishimura, Tomoharu Mametani, Akinori Kinugasa, Takeshi Kishida 2004-01-06
6552379 Semiconductor device and manufacturing method thereof 2003-04-22
6503804 Method of manufacturing a semiconductor device 2003-01-07
6445613 Magnetic random access memory 2002-09-03
6396152 Semiconductor device and production method thereof 2002-05-28
6337268 Method of manufacturing contact structure Shigenori Kido, Jiro Matsufusa, Tomoharu Mametani, Yoji Nakata, Takeshi Kishida +2 more 2002-01-08
6313005 Method of manufacturing semiconductor device Takeshi Kishida, Akinori Kinugasa, Yoji Nakata, Tomoharu Mametani, Shigenori Kido +2 more 2001-11-06
6251741 Method of manufacturing a semiconductor device Akinori Kinugasa, Tomoharu Mametani, Hiroaki Nishimura, Takeshi Kishida 2001-06-26