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For the Inventor, By the Inventor

Moriyama, Japan

Toshio Kanai

This inventor holds 8 USPTO granted patents. Top assignee: International Business Machines Corporation. Active years: 2000-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Kanai. Retrieved from https://idiyas.com/inventor/toshio-kanai-79rmlgzb

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 75.0

Average Co-Inventor Count = 1.8

ph-index = 4

Forward Citations = 36(Granted Patents)


Location History:

  • Moriyama, JP (2000 - 2004)
  • Shiga-Ken, JP (2005)

Company Filing History:

goldMedal8 out of 166,425 
 
International Business Machines Corporation
 patents

Years Active: 2000-2005

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8 patents (USPTO):Explore Patents
1. 6847601 - Data recovery apparatus and method (2005-01-25),
2. 6687068 - Data reproduction apparatus and method (2004-02-03),
3. 6587294 - Method and apparatus for error correction of stored data (2003-07-01),
4. 6429704 - Power consumption reduction method, power consumption reduction circuit, control circuit, and hard disk drive apparatus (2002-08-06),
5. 6421309 - Apparatus and method for detecting maximum mark lengths (2002-07-16),
6. 6295259 - Method and apparatus for digitizing a signal read from a data storage medium into a binary value (2001-09-25),
7. 6246653 - Data slice circuit and data slice method (2001-06-12),
8. 6092145 - Disk drive system using sector buffer for storing non-duplicate data in (2000-07-18),

Title: Innovations of Toshio Kanai

Introduction

Toshio Kanai is a prominent inventor based in Moriyama, Japan. He has made significant contributions to the field of data recovery and digital signal processing. With a total of 8 patents to his name, Kanai's work has had a substantial impact on technology.

Latest Patents

One of his latest patents is a data recovery apparatus and method. This invention aims to correct a bit shift of binary data read from a medium and further enable correction of a bit error caused by mis-correction of the bit shift. The apparatus comprises circuits for correcting time at an intersection of a read signal and a slice signal, along with a circuit for generating gray bits representing a time cell that includes the intersection. The time of the intersection remains uncorrected, while a time cell adjacent to it is shifted for correction. Another notable patent is a data reproduction apparatus and method. This system reproduces digital data read from a storage device by calculating a second-order differentiation of a digital signal. This process controls an automatic gain control (AGC) and phase lock loop (PLL) to rapidly correct amplitude and frequency offsets of the digital signal being read.

Career Highlights

Toshio Kanai is currently associated with International Business Machines Corporation, commonly known as IBM. His work at IBM has allowed him to explore innovative solutions in data recovery and digital signal processing.

Collaborations

Throughout his career, Kanai has collaborated with notable colleagues, including Teruhiko Ushio and Yuji Kigami. These collaborations have contributed to the advancement of technology in their respective fields.

Conclusion

Toshio Kanai's contributions to the field of data recovery and digital signal processing are noteworthy. His innovative patents and collaborations reflect his commitment to advancing technology. His work continues to influence the industry and inspire future innovations.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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