KU

Keiji Ueda

Ricoh Company: 9 patents #2,462 of 9,818Top 30%
JS Jfe Steel: 7 patents #245 of 1,401Top 20%
KS Kobe Steel: 3 patents #309 of 2,031Top 20%
BA Babcock-Hitachi: 2 patents #128 of 415Top 35%
Overall (All Time): #201,344 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12383989 TIG welding filler metal and method for producing weld joint using the same Kazufumi Watanabe, Atsushi Takada, Akiyoshi ANDO, Takatoshi Okabe 2025-08-12
12275247 Liquid discharge head and liquid discharge apparatus Toshiaki Masuda, Kaname Morita, Takahiko Kuroda, Naoko Kitaoka, Arata Suzuki 2025-04-15
11959157 High-Mn steel and method of producing same Daichi IZUMI, Shigeki Kitsuya, Koichi Nakashima 2024-04-16
10626485 Thin high-strength cold-rolled steel sheet and method of producing the same Yoshie Obata, Yoshiyasu Kawasaki, Shinjiro Kaneko, Takeshi Yokota, Kazuhiro Seto 2020-04-21
9982331 Abrasion resistant steel plate having excellent low-temperature toughness and excellent corrosive wear resistance Shinichi Miura, Nobuyuki Ishikawa 2018-05-29
9938599 Abrasion resistant steel plate or steel sheet excellent in resistance to stress corrosion cracking and method for manufacturing the same Nobuyuki Ishikawa 2018-04-10
9879334 Abrasion resistant steel plate or steel sheet excellent in resistance to stress corrosion cracking and method for manufacturing the same Yasuhiro Murota, Nobuyuki Ishikawa 2018-01-30
9834853 PZT precursor solution, method for producing PZT precursor solution, method for producing PZT film, method for producing electromechanical transducer element, and method for producing liquid discharge head Yoshikazu Akiyama, Akira Shimofuku 2017-12-05
9738957 Wear resistant steel plate and manufacturing process therefor Shinichi Miura, Nobuyuki Ishikawa 2017-08-22
9196821 Electromechanical transducer, droplet ejection head, and method for manufacturing electromechanical transducer Tsutoh Aoyama, Masaru Shinkai, Masahiro Ishimori, Kanshi Abe, Manabu Nishimura +1 more 2015-11-24
8727505 Electromechanical transducer element, droplet discharge head, and droplet discharge device Satoshi Mizukami, Yoshikazu Akiyama, Masaru Shinkai, Kanshi Abe, Takakazu Kihira +1 more 2014-05-20
8690297 Sol-gel liquid, electromechanical conversion element, liquid discharge head and inkjet recorder Yoshikazu Akiyama, Osamu Machida, Akira Shimofuku, Takakazu Kihira 2014-04-08
8684493 Droplet-discharging-head manufacturing apparatus, droplet-discharging-head manufacturing method, droplet discharging head, droplet discharging device, and printing apparatus Yukitoshi Tajima 2014-04-01
8646180 Method for producing electromechanical transducer, electromechanical transducer produced by the method, liquid-droplet jetting head, and liquid-droplet jetting apparatus Yoshikazu Akiyama, Takakazu Kihira, Akira Shimofuku, Osamu Machida 2014-02-11
8425026 Electromechanical transducer film and method for manufacturing electromechanical transducer film Osamu Machida, Yoshikazu Akiyama, Akira Shimofuku 2013-04-23
7794643 Apparatus and method for molding object with enhanced transferability of transfer face and object made by the same Jun Watanabe, Yasuo Yamanaka, Kiyotaka Sawada, Yasunori Sugimoto 2010-09-14
7232974 All position automatic welding head and method for operating the same Hiroshi Watanabe, Toshiharu Myoga, Masahiro Kanatani, Koichi Mitsuhata, Seiji Kikuhara +2 more 2007-06-19
7205500 Non-consumable electrode welding torch and welding head with the torch Hiroshi Watanabe, Takashi Sato, Toshiharu Myoga, Koichi Mitsuhata, Masahiro Kanatani +4 more 2007-04-17
5496651 Machine part resistant to rolling friction Hidetoshi Nishimoto, Yasuaki Sugizaki, Kenji Umei, Hiroshi Satoh, Yoshinori Terada +3 more 1996-03-05
5437835 Corrosion resistant Ti alloy containing Cu, Si, and a platinum group metal Yasuaki Sugizaki, Hiroshi Satoh, Hidetoshi Nishimoto, Tatsuya Yasunaga, Takashi Yashiki 1995-08-01
5316722 Corrosion resistant Ti-Cr-Ni alloy containing a platinum group metal Yasuaki Sugizaki, Hiroshi Satoh, Hidetoshi Nishimoto, Tatsuya Yasunaga, Takashi Yashiki 1994-05-31