Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
IH

Ichiro Hamada — 44 Patents

Sony: 41 patents #685 of 25,231Top 3%
NINitta: 3 patents #37 of 237Top 20%
Tokyo, JP: #2,436 of 90,295 inventorsTop 3%
Overall (All Time): #66,838 of 4,157,543Top 2%
44 Patents All Time
Ichiro Hamada has been granted 44 US patents while listed as an inventor at Sony. The first was granted in 1993 and the most recent in April 2015. Ichiro Hamada ranks #66,838 of 4,157,543 US inventors in our database (top 1.6%). Patent records list Ichiro Hamada in Tokyo, JP.

Patents per Year

Patents granted per year, 1993 to 2015Bar chart with a peak of 6 patents in 2006.peak 61993: 1 patents19931998: 1 patents1999: 1 patents19992000: 1 patents2001: 3 patents20012002: 1 patents2003: 3 patents20032004: 4 patents2005: 3 patents20052006: 6 patents2007: 1 patents20072008: 4 patents2009: 2 patents20092010: 2 patents2011: 5 patents20112012: 2 patents2013: 1 patents20132014: 2 patents2015: 1 patents2015

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
RE45473 Copy protection using detailed copy control information Tomoyuki Asano, Yoshitomo Osawa, Teruyoshi Komuro 2015-04-14
8854434 Transmission device, receiving device, program, and communication system Takehiko Saito 2014-10-07 $161,000
8688457 Transmitting apparatus, transmitting method, receiving apparatus, receiving method, computer program, and broadcasting system Yoshiharu Dewa 2014-04-01 $225,000
8374195 Data transmission apparatus and method, data receiving apparatus and method, and data transmission and reception system and method Keiji Yuzawa 2013-02-12 $144,000
8204789 Apparatus and method for receiving a transport stream containing a plurality of content data Susumu Nagano, Shintaro Tsutsui 2012-06-19 $110,000
8161566 Transmission/reception system, recording apparatus and method, providing apparatus and method, and program Takeo Morinaga 2012-04-17 $107,000
8019193 Setting rate for recording broadcast transmission according to transmission rate 2011-09-13 $153,000
7996915 Data transmission apparatus and method, data receiving apparatus and method, and data transmission and reception system and method Keiji Yuzawa 2011-08-09 $118,000
7933486 Setting rate for recording broadcast transmission according to transmission rate 2011-04-26 $268,000
7908639 Information transfer apparatus and method, information processing apparatus and method, and information processing system Yoko Yamasaki 2011-03-15 $369,000
7904928 Content delivery system, content delivery apparatus, content recording and reproduction apparatus and content recording and reproduction method, and computer program Hiroshi Yamaguchi 2011-03-08 $306,000
7844991 Method and apparatus for digital signal processing Masashi Nakamura, Hisayoshi Moriwaki, Sunao Furui 2010-11-30 $382,000
7715689 Broadcast receiver and system for performing copy prohibition and timed recording Tatsuya Wakahara, Masao Mizutani, Hajime Inoue 2010-05-11 $231,000
7548555 Data transmission apparatus and method, data receiving apparatus and method, and data transmission and reception system and method Keiji Yuzawa 2009-06-16 $1,402,000
7546023 Method and apparatus for protecting broadcast data 2009-06-09 $660,000
7412606 Copy protection using detailed copy control information Tomoyuki Asano, Yoshitomo Osawa, Teruyoshi Komuro 2008-08-12 $1,128,000
7406095 Data processing apparatus and method with packet parsing Takeo Morinaga, Iwao Yamamoto, Hajime Inoue 2008-07-29 $886,000
7397920 Information processing device and method, and recording medium 2008-07-08 $1,337,000
7340061 Information processing apparatus, information processing method and providing medium Asako Fujii 2008-03-04 $1,051,000
7310810 Broadcasting apparatus and method, receiving apparatus and method, and medium Susumu Nagano, Shintaro Tsutsui 2007-12-18 $2,261,000
7103263 Program receiver and method of display processing of program explanation screen Naoki Murayama, Tatsuya Wakahara, Hajime Inoue 2006-09-05 $723,000
7096461 Method and apparatus for digital signal processing and method of providing extension function Masashi Nakamura, Hisayoshi Moriwaki, Sunao Furui 2006-08-22 $1,040,000
7043138 Broadcast receiver and system for performing copy prohibition and timed recording Tatsuya Wakahara, Masao Mizutani, Hajime Inoue 2006-05-09 $816,000
7031781 Recording apparatus, recording method and recording medium Hiraku Inoue, Tetsuya Aoki 2006-04-18 $1,052,000
7023991 Method and apparatus for digital signal processing Masashi Nakamura, Hisayoshi Moriwaki, Sunao Furui 2006-04-04 $960,000