IP High Court, Reiwa 4 (Ne) No. 10070 — Image display method (Judge Kanno)
Updated: 4 days ago
Article information
Article type: Case note
Category: Patents
Topics: Inventive step, Motivation and teaching away
First published on this site: 2026-10-10
Display/classification checked: 2026-10-10
IP High Court, Reiwa 4 (Ne) No. 10070 — Image display method (Judge Kanno)
*The court found the invention readily conceivable on the basis of its “advantages”!
→ Inventive step denied.
(Excerpt from the judgment, translated)
[...] Adopting a Web browser in place of a Web client and implementing dynamic-display processing in JavaScript is recognized as readily conceivable by a person skilled in the art in view of its advantages. If JavaScript is written directly in HTML, the Web browser cannot execute that JavaScript before receiving the HTML. Accordingly, it is sufficient—and necessary—to perform the step of identifying the map using JavaScript written directly in the HTLM after receiving the HTML. Changes of the order of the steps relating to transmission and reception of HTML and identification of map data, deletion of unnecessary steps and addition of necessary steps, to the extent ordinarily required to deal with such inevitable consequences, are merely within the scope of ordinary creativity of a person skilled in the art. The need for such modifications does not constitute a teaching away. [...]
Original article (2025-08-20):
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This history records actual publication, display, and classification changes made on this site.
2026-10-10: First published the LinkedIn original on this site and set the classification, article information, and consultation link.
2026-10-10: Aligned the translation link, canonical URL and hreflang with the verified public URLs.
2026-10-10: Updated topic tags and related-article links. The original article text was not changed.
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